/* Home: the Duo scene, the device screens and the sections below it. */
.js .tone { background: transparent !important; }
.tone[data-tone="white"] { background: #fff; }
.tone[data-tone="surface"] { background: var(--surface); }
.tone[data-tone="blue"] { background: var(--blue); }
.sec { position: relative; padding-block: clamp(96px, 10vw, 150px); }
.sec-head { max-width: 760px; margin-bottom: clamp(44px, 5vw, 72px); }
.sec-head .lead { margin-top: 22px; }

/* ---------- scene: hero + Duo showcase (one sticky stage) ---------- */
.scene { position: relative; }
.scene-anchor { position: absolute; left: 0; top: 0; width: 1px; height: 1px; pointer-events: none; }
.scene-stage { position: relative; }
.js .scene-stage { position: sticky; top: var(--head); height: calc(100vh - var(--head)); height: calc(100svh - var(--head)); overflow: hidden; }
.scene-glow { position: absolute; inset: 0; pointer-events: none; background: radial-gradient(42% 52% at 74% 52%, rgba(0, 136, 255, .13), rgba(0, 136, 255, 0) 70%), radial-gradient(30% 36% at 70% 60%, rgba(191, 224, 255, .5), rgba(191, 224, 255, 0) 70%); }
.scene-grid { position: relative; height: 100%; }
.hero-copy, .showcase-copy { position: relative; z-index: 3; }
/* The first screen is brand blue (it turns white as it scrolls away): its copy is white. */
.hero-copy { color: #fff; }
.hero-copy .app-badge > span > span, .hero-copy .lead { color: rgba(255, 255, 255, .86); }
.hero-copy .store-btn { background: #fff; color: var(--blue-ink); }
.hero-copy .store-btn:hover { background: var(--blue-wash); }
.tone[data-tone="hero"] { background: linear-gradient(180deg, var(--blue) 0 640px, #fff 960px); }
.app-badge { display: inline-flex; align-items: center; gap: 14px; margin-bottom: 30px; }
.app-badge-icon { width: 64px; height: 64px; border-radius: 23%; box-shadow: 0 0 0 .5px rgba(10, 20, 38, .12), 0 10px 24px -8px rgba(var(--shadow), .3); }
.motion .app-badge-icon { animation: icon-in 1s .1s var(--bouncy) both; }
@keyframes icon-in { from { opacity: 0; transform: translateY(14px) scale(.8) rotate(-8deg); } }
.app-badge strong { display: block; font-size: 19px; line-height: 1.3; }
.app-badge > span > span { font-size: 14.5px; color: var(--ink-2); }
.hero-copy .display { margin-bottom: 26px; }
.hero-copy .lead { margin-bottom: 38px; max-width: 30em; text-wrap: pretty; }
.motion .hero-copy > * { animation: copy-in .9s var(--ease-out) both; }
.motion .hero-copy > :nth-child(2) { animation-delay: .08s; }
.motion .hero-copy > :nth-child(3) { animation-delay: .16s; }
.motion .hero-copy > :nth-child(4) { animation-delay: .24s; }
@keyframes copy-in { from { opacity: 0; transform: translateY(22px); } }

.showcase-title { margin-bottom: 14px; }
.showcase-lead { font-size: 17px; line-height: 1.75; color: var(--ink-2); max-width: 26em; }
.chapters { margin-top: 30px; display: grid; gap: 2px; }
.chapter { position: relative; display: grid; grid-template-columns: 34px minmax(0, 1fr); width: 100%; padding: 12px 14px 12px 18px; border: 0; border-radius: 16px; background: transparent; text-align: left; cursor: pointer; overflow: hidden; isolation: isolate; transition: background-color .3s var(--ease); }
.chapter:hover { background: rgba(10, 20, 38, .035); }
.chapter-n { padding-top: 3px; font: 600 13px/1.6 var(--mono); color: var(--ink-2); transition: color .3s; }
.chapter-body b { display: block; font-size: 18px; font-weight: 650; line-height: 1.5; color: var(--ink-2); transition: color .3s; }
.chapter-text { display: grid; grid-template-rows: 0fr; font-size: 15px; line-height: 1.7; color: var(--ink-2); transition: grid-template-rows .5s var(--ease-out), opacity .4s, margin .4s; opacity: 0; }
.chapter-text > span { min-height: 0; overflow: hidden; }
.chapter[aria-pressed="true"] { background: var(--blue-wash); }
.chapter[aria-pressed="true"] .chapter-n { color: var(--blue-ink); }
.chapter[aria-pressed="true"] b { color: var(--ink); }
.chapter[aria-pressed="true"] .chapter-text { grid-template-rows: 1fr; opacity: 1; margin-top: 3px; }
/* Progress through the chapter as it plays: a blue wash filling it from left
   to right, a step per wait of its script (home.js). */
.chapter-bar { position: absolute; inset: 0; z-index: -1; background: linear-gradient(90deg, rgba(0, 136, 255, .04), rgba(0, 136, 255, .2)); transform-origin: 0 50%; transform: scaleX(var(--progress, 0)); transition: transform var(--step, .3s) linear; }
.chapter:not([aria-pressed="true"]) .chapter-bar { transform: scaleX(0); opacity: 0; transition: transform .45s var(--ease), opacity .3s; }

.chapter-dots { display: none; }

/* Wide: copy on the left, the device on the right. */
.scene-wide .hero-copy { position: absolute; left: 0; top: 50%; width: 47%; translate: 0 -52%; }
.scene-wide .showcase-copy { position: absolute; left: 0; top: 50%; width: 37%; translate: 0 -50%; }
.scene-wide .duo { position: absolute; inset: 0; }
@media (max-height: 820px) { .scene-wide .showcase-lead { display: none; } .scene-wide .chapters { margin-top: 22px; } }
@media (max-height: 740px) { .scene-wide .showcase-title { font-size: clamp(30px, 6vh, 48px); } }

/* Tall: copy above the device; the open device turns to portrait. */
.scene-tall .hero-copy { position: absolute; left: 0; right: 0; top: 0; padding-top: clamp(20px, 4.5vh, 48px); display: grid; justify-items: center; text-align: center; }
.scene-tall .hero-copy .lead { margin-inline: auto; margin-bottom: 30px; }
.scene-tall .app-badge { margin-bottom: 22px; text-align: left; }
.scene-tall .showcase-copy { position: absolute; left: 0; right: 0; top: 0; padding-top: 16px; display: grid; justify-items: center; text-align: center; }
.scene-tall .showcase-title { font-size: clamp(28px, 8vw, 40px); margin-bottom: 8px; }
.scene-tall .showcase-lead { font-size: 15px; max-width: 22em; }
.scene-tall .showcase-title span { display: inline; }
.scene-tall .chapters { position: absolute; left: 0; right: 0; top: 10px; margin: 0; }
/* One chapter shows at a time; they share a cell and cross-fade. */
.scene-tall .chapters li { grid-area: 1 / 1; visibility: hidden; opacity: 0; transition: opacity .3s, visibility 0s .3s; }
.scene-tall .chapters li:has([aria-pressed="true"]) { visibility: visible; opacity: 1; transition: opacity .3s .2s; }
.scene-tall .chapter, .scene-tall .chapter[aria-pressed="true"] { display: block; padding: 6px 12px; background: none; text-align: center; cursor: default; }
.scene-tall .chapter-n, .scene-tall .chapter-bar { display: none; }
.scene-tall .chapter-body b { font-size: 21px; }
.scene-tall .chapter-text { font-size: 14.5px; line-height: 1.6; max-width: 24em; margin-inline: auto; }
.scene-tall .showcase-copy > :not(.chapters) { transition: opacity .3s .2s; }
.scene-tall .chapters { opacity: 0; transition: opacity .3s; }
.scene-tall .is-chapters .showcase-copy > :not(.chapters) { opacity: 0; transition-delay: 0s; }
.scene-tall .is-chapters .chapters { opacity: 1; transition-delay: .2s; }
.scene-tall .chapter-dots { position: absolute; left: 0; right: 0; bottom: 14px; z-index: 3; display: flex; justify-content: center; gap: 6px; }
.chapter-dots i { width: 6px; height: 6px; border-radius: 3px; background: rgba(10, 20, 38, .16); transition: width .4s var(--snappy), background-color .3s; }
.chapter-dots i.on { width: 20px; background: var(--blue); }
.scene-tall .scene-stage:not(.is-chapters) .chapter-dots { opacity: 0; }

/* No script: a plain hero with the poster. */
html:not(.js) .scene-stage { padding-block: 48px 64px; }
html:not(.js) .duo-poster { display: block; width: min(100%, 760px); height: auto; margin: 40px auto; }
html:not(.js) .showcase-copy { margin-top: 40px; }
.duo-poster { display: none; }

/* ---------- the Duo ---------- */
.duo { margin: 0; pointer-events: none; z-index: 2; }
.js .duo { position: absolute; inset: 0; }
/* A camera at a natural distance (about half a metre); render() keeps it on the device's center. */
.duo-body { position: absolute; left: 0; top: 0; width: 988px; height: 706px; transform-origin: 0 0; perspective: 2600px; perspective-origin: 741px 353px; will-change: transform; --sx: 0px; --sy: 34px; }
.duo-half { position: absolute; top: 0; left: 494px; width: 494px; height: 706px; }
.duo-back { z-index: 1; }
.duo-cover { z-index: 2; transform-origin: 0 50%; transform-style: preserve-3d; will-change: transform; --lit: 0; }
.duo-face { position: absolute; inset: 0; backface-visibility: hidden; -webkit-backface-visibility: hidden; }
.duo-face--front { transform: translateZ(20px); }
.duo-face--back { transform: rotateY(180deg); }
/* Deep navy aluminium: a polished chamfer, the band, then black glass around each display. */
.duo-shell { position: absolute; inset: 0; background: linear-gradient(160deg, #2c3b5c 0%, #1b2744 34%, #121b31 62%, #1f2d4c 100%); box-shadow: inset 0 0 0 1px rgba(176, 196, 232, .42), inset 0 0 0 2.2px rgba(52, 68, 102, .55); }
.duo-shell::after { content: ""; position: absolute; background: #020307; }
.duo-shell--out, .duo-shell--in-r { border-radius: 3px 76px 76px 3px; }
.duo-shell--in-l { border-radius: 76px 3px 3px 76px; }
.duo-shell--out::after { inset: 6px 5.5px; border-radius: 16px 70px 70px 16px; }
.duo-shell--in-r::after { inset: 10.5px 10.5px 10.5px 0; border-radius: 0 64px 64px 0; }
.duo-shell--in-l::after { inset: 10.5px 0 10.5px 10.5px; border-radius: 64px 0 0 64px; }
.duo-cover-glass { position: absolute; left: 14px; top: 14px; width: 466px; height: 678px; border-radius: 8px 59px 59px 8px; overflow: hidden; background: #000; }
.duo-glare { position: absolute; inset: 6px 5.5px; border-radius: 16px 70px 70px 16px; background: linear-gradient(118deg, rgba(255, 255, 255, .12) 0%, rgba(255, 255, 255, 0) 32%), linear-gradient(104deg, rgba(255, 255, 255, 0) 42%, rgba(255, 255, 255, .22) 50%, rgba(255, 255, 255, 0) 58%) no-repeat; background-size: 100% 100%, 260% 100%; background-position: 0 0, calc(100% - var(--sweep, 0) * 100%) 0; pointer-events: none; }
.duo-glass { position: absolute; top: 18.5px; width: 475.5px; height: 669px; overflow: hidden; background: #000; }
.duo-glass--l { left: 18.5px; border-radius: 55px 0 0 55px; }
.duo-glass--r { left: 0; border-radius: 0 55px 55px 0; }
.duo-clip { position: absolute; inset: 0; }
.duo-glass--r .duo-clip { left: -475.5px; width: 951px; }
/* The handover veils (masks and opacities set by home.js). The blurred stills
   sit in a black margin, so their edges blur into dark as on the device. */
.duo-veil, .duo-fog, .duo-shade, .duo-night { position: absolute; inset: 0; pointer-events: none; }
.duo-fog > div { position: absolute; inset: -90px; padding: 90px; background: #000; filter: blur(6px); }
.duo-fog--deep > div { filter: blur(30px) brightness(.8); }
.duo-veil--outer .duo-shade { background: linear-gradient(to right, rgba(0, 0, 0, 0), rgba(0, 0, 0, .16) 25%, rgba(0, 0, 0, .5) 50%, rgba(0, 0, 0, .84) 75%, #000); }
.duo-veil--inner .duo-shade { background: linear-gradient(to left, rgba(0, 0, 0, 0), rgba(0, 0, 0, .2) 25%, rgba(0, 0, 0, .56) 50%, rgba(0, 0, 0, .86) 75%, #000); }
.duo-night { background: #000; opacity: 0; }
/* Stills (the halves while the cover turns, the veils) never replay entrances. */
.duo-clip *, .duo-fog * { animation: none !important; }
/* The slab's free edge: a band with a chamfer each side, darker round the corners and away from the light. */
.duo-edge { position: absolute; left: 0; top: 0; width: 20px; transform-origin: 0 0; backface-visibility: hidden; -webkit-backface-visibility: hidden; background: linear-gradient(90deg, #91a3c8 0%, #3f527b 10%, #25344f 42%, #1b2742 70%, #10192e 90%, #3a4b6c 100%); box-shadow: inset 0 0 0 40px rgba(2, 5, 12, calc(.62 - var(--lit) * .5 + var(--shade) * .25)); }
/* The hinge cover on the closed device: a rounded bar left of the cover. */
.duo-spine { position: absolute; z-index: 1; left: 482px; top: 4.5px; width: 12px; height: 697px; border-radius: 9px 1.5px 1.5px 9px; background: linear-gradient(90deg, #0a1120 0%, #34466a 24%, #6b80a8 42%, #3a4c71 60%, #18233d 84%, #03060d 100%); transform-origin: 12px 50%; backface-visibility: hidden; -webkit-backface-visibility: hidden; will-change: transform; }
.duo-key { position: absolute; z-index: 0; background: linear-gradient(180deg, #56698f, #1c2945); }
.duo-key--power { left: 983px; top: 202px; width: 10px; height: 113px; border-radius: 0 4px 4px 0; background: linear-gradient(90deg, #1c2945, #56698f 60%, #2a3a5c); }
.duo-key--up, .duo-key--down { top: -5px; width: 66px; height: 10px; border-radius: 4px 4px 0 0; }
.duo-key--down { left: 718px; }
.duo-key--up { left: 798px; }
/* Shadow on the page: blurred shapes kept inside the device's outline, one per half. */
.duo-ground { position: absolute; top: 18px; width: 476px; height: 670px; translate: var(--sx) var(--sy); }
.duo-ground::before, .duo-ground::after { content: ""; position: absolute; inset: 0; border-radius: inherit; }
.duo-ground::before { background: rgba(var(--shadow), .34); filter: blur(30px); }
.duo-ground::after { inset: 10px; background: rgba(var(--shadow), .22); filter: blur(11px); translate: calc(var(--sx) * -.6) calc(var(--sy) * -.6); }
.duo-ground--r { left: 494px; border-radius: 0 60px 60px 0; }
.duo-ground--l { left: 18px; border-radius: 60px 0 0 60px; transform-origin: 100% 50%; transform: scaleX(0); opacity: 0; }
.duo-flat { position: absolute; z-index: 3; left: 18.5px; top: 18.5px; width: 951px; height: 669px; border-radius: 55px; overflow: hidden; opacity: 0; visibility: hidden; background: #000; isolation: isolate; }
.duo.is-open .duo-flat { opacity: 1; visibility: visible; }
/* Open: a flat copy of the two halves replaces the 3D cover (a back face that
   turns visible in one jump is not always painted). */
.duo-open-shell { position: absolute; inset: 0; visibility: hidden; }
.duo-open-shell .duo-shell { right: auto; width: 494px; }
.duo-open-shell .duo-shell--in-r { left: 494px; }
.duo.is-open .duo-open-shell { visibility: visible; }
.duo.is-open .duo-cover, .duo.is-open .duo-back, .duo.is-open .duo-spine { visibility: hidden; }
.duo-flat-in { position: absolute; inset: 0; }
.duo-flat-in[data-layout="tall"] .scr { position: absolute; left: 0; top: 0; transform-origin: 0 0; transform: translate(0, 669px) rotate(-90deg); opacity: var(--light, 1); }
.duo-flat-in[data-layout="tall"]::before { content: ""; position: absolute; inset: 0; background: var(--wall); }
.duo-crease { position: absolute; left: 475px; top: 0; bottom: 0; width: 1px; background: linear-gradient(90deg, rgba(10, 20, 38, .04), rgba(255, 255, 255, .5), rgba(10, 20, 38, .05)); pointer-events: none; }
.duo { --wall: radial-gradient(70% 60% at 30% 25%, #9fd0ff 0%, rgba(159, 208, 255, 0) 70%), radial-gradient(70% 70% at 80% 80%, #3c8dff 0%, rgba(60, 141, 255, 0) 70%), linear-gradient(160deg, #dcecff, #5aa5ff); }
.wall { position: absolute; inset: 0; background: var(--wall); }

/* ---------- screens (device points) ---------- */
.scr { position: relative; overflow: hidden; background: #fff; color: #0a1426; font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Hiragino Sans", sans-serif; font-size: 17px; line-height: 1.3; text-align: left; letter-spacing: 0; user-select: none; -webkit-user-select: none; }
.scr :lang(ja), .scr [lang="ja"] { font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "PingFang SC", sans-serif; }
.sb { position: absolute; z-index: 6; left: 0; right: 0; top: 0; height: 50px; display: flex; align-items: center; justify-content: space-between; padding: 4px 34px 0 36px; font-size: 17px; font-weight: 600; }
.sb--col { left: auto; width: 96px; height: auto; flex-direction: column; justify-content: flex-start; padding: 29.5px 0 0; }
.sb-cam { flex: none; width: 37px; height: 37px; border-radius: 50%; background: #000; }
.sb--col .sb-time { margin-top: 16.5px; line-height: 20px; }
.sb-ring { flex: none; width: 46px; height: 46px; margin-top: 4px; fill: currentColor; }
.sb-icons { display: flex; align-items: center; gap: 6px; }
.sb-icons svg { flex: none; fill: currentColor; }
.apps { position: absolute; left: 0; right: 0; top: 50px; bottom: 332px; display: flex; }
.scr--cover .apps { top: 14px; right: 84px; }
.app { position: relative; flex: 1; min-width: 0; display: flex; flex-direction: column; }
.apps, .app { transition: opacity .28s var(--ease); }
.apps.is-turning, .app.is-turning { opacity: 0; }
.scr--wide .app { flex: 0 0 475.5px; }

/* Chat */
.chat-nav { flex: none; display: flex; align-items: center; gap: 10px; height: 52px; padding: 0 18px; border-bottom: .5px solid rgba(10, 20, 38, .08); }
.chat-back { width: 12px; height: 20px; fill: none; stroke: var(--blue); stroke-width: 2.6; stroke-linecap: round; stroke-linejoin: round; }
.chat-avatar { display: grid; place-items: center; width: 32px; height: 32px; margin-left: 4px; border-radius: 50%; background: linear-gradient(150deg, #ffb2c6, #ff7aa0); color: #fff; font-size: 15px; font-weight: 700; }
.chat-name { flex: 1; font-size: 17px; font-weight: 650; }
.chat-video { width: 24px; height: 16px; fill: none; stroke: var(--blue); stroke-width: 1.8; stroke-linejoin: round; }
.chat-log { flex: 1; min-height: 0; display: flex; flex-direction: column; justify-content: flex-end; gap: 7px; padding: 10px 16px 12px; overflow: hidden; -webkit-mask-image: linear-gradient(transparent, #000 26px); mask-image: linear-gradient(transparent, #000 26px); }
.msg { max-width: 76%; padding: 8px 14px 9px; border-radius: 20px; font-size: 17px; line-height: 1.32; }
.msg--in { align-self: flex-start; background: #ebeef3; color: #0a1426; border-bottom-left-radius: 6px; }
.msg--out { align-self: flex-end; background: var(--blue); color: #fff; border-bottom-right-radius: 6px; }
.msg.is-new { animation: msg-in .55s var(--bouncy) both; }
.msg--out.is-new { transform-origin: 100% 100%; }
.msg--in.is-new { transform-origin: 0 100%; }
@keyframes msg-in { from { opacity: 0; transform: translateY(14px) scale(.86); } }
.chat-compose { flex: none; display: flex; align-items: center; gap: 10px; height: 54px; padding: 0 12px 8px; }
.chat-plus { display: grid; place-items: center; flex: none; width: 34px; height: 34px; border-radius: 50%; background: #ebeef3; }
.chat-plus svg { width: 15px; height: 15px; fill: none; stroke: #5b6577; stroke-width: 2; stroke-linecap: round; }
.chat-field { flex: 1; min-width: 0; display: flex; align-items: center; height: 38px; padding: 0 14px; border-radius: 19px; box-shadow: inset 0 0 0 1px #d6dbe3; font-size: 17px; white-space: nowrap; overflow: hidden; }
.chat-marked { background: rgba(0, 136, 255, .14); box-shadow: inset 0 -1.5px 0 rgba(0, 102, 221, .55); border-radius: 2px; }
.chat-marked:empty { display: none; }
.chat-caret { flex: none; width: 2px; height: 21px; margin-left: 1px; border-radius: 1px; background: var(--blue); animation: blink 1s steps(1) infinite; }
.chat-send { display: grid; place-items: center; flex: none; width: 32px; height: 32px; border-radius: 50%; background: var(--blue); opacity: .3; transform: scale(.86); transition: opacity .2s, transform .35s var(--snappy); }
.chat.has-text .chat-send { opacity: 1; transform: none; }
.chat-send svg { width: 15px; height: 15px; fill: none; stroke: #fff; stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }

/* Wordbook (wide layout, right half) */
.book { padding: 4px 22px 0; background: #fff; }
.book-head { flex: none; display: flex; align-items: baseline; justify-content: space-between; height: 52px; padding-top: 6px; }
.book-head b { font-size: 28px; font-weight: 700; }
.book-count { font-size: 13px; color: #5b6577; font-weight: 550; }
.book-search { flex: none; display: flex; align-items: center; gap: 7px; height: 34px; padding: 0 12px; margin: 4px 0 6px; border-radius: 11px; background: #eef1f5; color: #8e97a6; font-size: 15px; }
.book-search svg { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; }
.book-list { flex: 1; min-height: 0; overflow: hidden; }
.word { display: flex; align-items: center; gap: 10px; padding: 9px 2px 9px 0; border-bottom: .5px solid rgba(10, 20, 38, .08); }
.word-main { flex: 1; min-width: 0; }
.word-main b { display: block; font-size: 20px; font-weight: 550; line-height: 1.3; }
.word-main > span { display: flex; gap: 6px; font-size: 13px; color: #5b6577; white-space: nowrap; overflow: hidden; }
.word-main em { font-style: normal; color: #0066dd; }
.word-learned { display: none; align-items: center; gap: 3px; font-size: 12px; font-weight: 650; color: #0066dd; }
.word-learned svg { width: 14px; height: 14px; fill: #0066dd; stroke: #fff; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.word-learned svg circle { stroke: none; }
.word.is-learned .word-learned { display: inline-flex; }
.word-count { font-size: 13px; font-weight: 650; color: #5b6577; font-variant-numeric: tabular-nums; }
.word.is-new { animation: word-in .7s var(--bouncy) both, wash 1.8s .2s ease-out both; }
.word.is-bump { animation: wash 1.8s ease-out both; }
@keyframes word-in { from { opacity: 0; transform: translateY(-14px); } }
@keyframes wash { 0% { background: rgba(0, 136, 255, .14); } 100% { background: rgba(0, 136, 255, 0); } }

/* Banner (tall layout) */
.banner { position: absolute; z-index: 8; left: 16px; right: 16px; top: 58px; display: flex; align-items: baseline; gap: 10px; padding: 14px 18px; border-radius: 22px; background: rgba(255, 255, 255, .9); -webkit-backdrop-filter: blur(20px) saturate(180%); backdrop-filter: blur(20px) saturate(180%); box-shadow: 0 0 0 .5px rgba(10, 20, 38, .08), 0 16px 34px -14px rgba(var(--shadow), .4); font-size: 16px; opacity: 0; transform: translateY(-120%); transition: transform .55s var(--bouncy), opacity .3s; }
.banner.is-on { opacity: 1; transform: none; }
.banner b { font-size: 14px; color: #0066dd; white-space: nowrap; }
.banner span { font-weight: 650; }
.banner small { font-size: 13px; color: #5b6577; }

/* ---------- keyboard ---------- */
.kb { position: absolute; left: 0; bottom: 0; border-radius: 28px 28px 0 0; background: linear-gradient(180deg, rgba(221, 225, 232, .97), rgba(212, 217, 226, .98)); box-shadow: inset 0 .5px 0 rgba(255, 255, 255, .9), 0 -.5px 0 rgba(10, 20, 38, .1); }
.kb-compose { position: absolute; left: 16px; right: 16px; height: 18px; display: flex; align-items: baseline; gap: 8px; white-space: nowrap; overflow: hidden; }
.kb-reading { font-size: 15px; font-weight: 650; line-height: 18px; color: #0a1426; }
.kb-raw { font-size: 13px; line-height: 18px; color: #5b6577; }
.kb-raw .kb-pinyin { color: #0030a8; font-weight: 600; }
.kb-raw .kb-english { color: #0060d0; }
.kb-echo { position: absolute; left: 0; top: 0; font-size: 15px; font-weight: 650; line-height: 18px; color: #0a1426; opacity: 0; }
.kb-echo.is-on { animation: echo 1.1s cubic-bezier(.2, .8, .2, 1) both; }
@keyframes echo { 0% { opacity: 0; transform: translateY(6px); } 22% { opacity: 1; transform: none; } 70% { opacity: 1; } 100% { opacity: 0; } }
.kb-bar { position: absolute; left: 0; right: 0; }
.kb-idle { position: absolute; inset: 0; display: flex; align-items: center; gap: 4px; padding: 0 8px 0 10px; transition: opacity .16s; }
.kb.is-composing .kb-idle { opacity: 0; }
.kb-logo { position: relative; flex: none; width: 34px; height: 34px; }
.kb-logo i { position: absolute; border-radius: 4px; }
.kb-logo i:first-child { left: 7px; top: 8px; width: 13px; height: 13px; background: var(--blue); }
.kb-logo i:last-child { left: 13px; top: 14px; width: 13px; height: 13px; background: rgba(255, 255, 255, .78); box-shadow: inset 0 0 0 1px rgba(0, 102, 221, .25); }
.kb-punct { flex: 1; display: flex; gap: 0; overflow: hidden; }
.kb-punct i { flex: none; width: 36px; font-style: normal; font-size: 19px; text-align: center; color: #0a1426; }
.kb-collapse, .kb-expand { display: grid; place-items: center; flex: none; width: 36px; height: 36px; color: #5b6577; }
.kb-collapse svg, .kb-expand svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.kb-expand { position: absolute; right: 4px; top: 4px; opacity: 0; transition: opacity .16s; }
.kb.is-composing .kb-expand { opacity: 1; }
.kb-cands { position: absolute; left: 6px; right: 44px; top: 0; bottom: 0; display: flex; align-items: stretch; overflow: hidden; }
.cand { position: relative; flex: none; display: flex; flex-direction: column; align-items: center; justify-content: center; min-width: 44px; padding: 0 12px; color: #0a1426; animation: cand-in .32s cubic-bezier(.2, .8, .2, 1) both; }
@keyframes cand-in { from { opacity: .45; transform: translateY(3px); } }
.cand small { display: block; font-size: 10px; font-weight: 550; line-height: 12px; color: #5b6577; white-space: nowrap; }
.cand b { position: relative; font-size: 20px; font-weight: 400; line-height: 24px; white-space: nowrap; }
.cand.has-reading b { margin-top: -1px; }
.cand.is-first { color: #fff; padding-right: 14px; }
.cand.has-badge { padding-right: 20px; }
.cand.is-first::before { content: ""; position: absolute; left: 0; right: 0; top: 2px; bottom: 2px; border-radius: 20px; background: var(--blue); transition: transform .2s var(--snappy), background-color .15s; }
.cand.is-first small, .cand.is-first b { position: relative; color: #fff; }
.cand.is-first b { font-weight: 600; }
.cand.is-first.is-tap::before { background: #0070d8; transform: scale(.95); }
.cand.is-hold::before { transform: scale(.94); }
.cand-badge { position: absolute; right: 5px; top: 6px; font-size: 9px; font-style: normal; font-weight: 700; line-height: 1; color: rgba(255, 255, 255, .9); }
.cand-mark { position: absolute; left: 50%; bottom: 4px; width: 12px; height: 2px; margin-left: -6px; border-radius: 1px; background: rgba(91, 101, 119, .7); }
.cand.is-first .cand-mark { background: rgba(255, 255, 255, .7); }
.kb-keys { position: absolute; left: 0; right: 0; }
.key { position: absolute; display: grid; place-items: center; border-radius: 9px; background: rgba(255, 255, 255, .96); color: #0a1426; box-shadow: 0 1px 0 rgba(0, 42, 102, .16); font-size: 23px; line-height: 1; transition: background-color .45s ease-out, color .45s ease-out; }
.key b { font-weight: 400; }
.key sup { position: absolute; top: 3px; right: 4px; font-size: 10px; font-weight: 550; line-height: 1; color: rgba(10, 20, 38, .5); }
.key--special { background: rgba(180, 191, 205, .62); color: #26324a; font-size: 16px; box-shadow: none; }
.key--special b { font-weight: 550; }
.key svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.key--shift svg { width: 20px; height: 20px; }
.key--space { background: rgba(255, 255, 255, .96); box-shadow: 0 1px 0 rgba(0, 42, 102, .16); }
.key-brand { font: 700 16px/1 var(--brand-ja) !important; color: #5b6577; }
.key-label { display: none; font-size: 16px; font-weight: 550 !important; }
.kb.is-composing .key--space .key-brand { display: none; }
.kb.is-composing .key--space .key-label { display: block; color: #0a1426; }
.kb.is-composing .key--return { background: var(--blue); color: #fff; }
.kb.is-composing .key--return svg { display: none; }
.kb.is-composing .key--return .key-label { display: block; color: #fff; }
.key.is-down { background: #cfe6ff; color: #0066dd; transition-duration: .08s; }
.kb.is-composing .key--return.is-down { background: #0070d8; }
.kb-sys { position: absolute; left: 0; right: 0; display: flex; align-items: center; justify-content: space-between; padding: 0 24px 6px; color: #5b6577; }
.kb-sys svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.scr--wide .kb-sys { padding-inline: 34px; }
.finger { position: absolute; z-index: 9; left: -20px; top: -20px; width: 40px; height: 40px; border-radius: 50%; background: rgba(10, 20, 38, .16); box-shadow: inset 0 0 0 2px rgba(255, 255, 255, .85), 0 2px 8px rgba(0, 42, 102, .2); opacity: 0; transition: transform .34s var(--snappy), opacity .2s; pointer-events: none; }
.finger.is-on { opacity: 1; }
.finger.is-down { scale: .84; }

/* Conjugation panel */
.conj { position: absolute; z-index: 5; border-radius: 22px; background: rgba(247, 249, 252, .93); -webkit-backdrop-filter: blur(18px) saturate(170%); backdrop-filter: blur(18px) saturate(170%); box-shadow: inset 0 0 0 .5px rgba(255, 255, 255, .9), 0 0 0 .5px rgba(10, 20, 38, .08), 0 18px 40px -16px rgba(0, 42, 102, .35); opacity: 0; transform: scale(.96); transform-origin: 50% 0; transition: opacity .2s, transform .32s var(--snappy); overflow: hidden; }
.conj::before { content: ""; position: absolute; inset: 0; background: radial-gradient(70% 90% at 0 0, rgba(0, 136, 255, .2), rgba(0, 136, 255, .06) 50%, rgba(0, 136, 255, 0) 80%); }
.conj.is-on { opacity: 1; transform: none; }
.conj > * { position: absolute; }
.conj-pill { top: 0; border-radius: 999px; background: var(--blue); transition: transform .32s var(--snappy); }
.conj-form { display: grid; place-items: center; font-size: 13px; font-weight: 550; color: rgba(10, 20, 38, .75); transition: color .2s; }
.conj-form.is-on { color: #fff; font-weight: 700; }
.conj-form.is-off { color: rgba(10, 20, 38, .25); }
.conj-hint { height: 18px; font-size: 11px; font-weight: 550; line-height: 18px; color: #5b6577; text-align: center; }
.conj-track { border-radius: 999px; background: rgba(10, 20, 38, .07); }
.conj-thumb { position: absolute; left: 0; top: 2px; bottom: 2px; border-radius: 999px; background: var(--blue); transition: transform .16s ease-out; }
.conj-track span { position: absolute; top: 0; bottom: 0; display: grid; place-items: center; font-size: 14px; font-weight: 650; color: rgba(10, 20, 38, .8); transition: color .16s; }
.conj-track span.is-on { color: #fff; }
.conj-track span.is-off { color: rgba(10, 20, 38, .25); }
.conj-tick { position: absolute; top: 50%; width: 1px; height: 14px; margin-top: -7px; background: rgba(10, 20, 38, .12); }
.conj-result { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px; padding-top: 6px; }
.conj-result small { font-size: 13px; font-weight: 650; color: var(--blue-ink); }
.conj-result b { font-size: 32px; font-weight: 600; color: #0a1426; white-space: nowrap; }

/* ---------- scenes ---------- */
.scene-cards-wrap { width: min(1200px, calc(100% - 96px)); margin-inline: auto; }
.scene-cards { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.scene-card > a { position: relative; display: flex; flex-direction: column; height: 100%; min-height: 336px; padding: 22px 22px 20px; border-radius: 26px; background: #fff; box-shadow: 0 0 0 .5px rgba(10, 20, 38, .06), 0 1px 2px rgba(var(--shadow), .04); transition: transform .5s var(--snappy), box-shadow .4s var(--ease); }
.scene-card > a:hover { transform: translateY(-4px); box-shadow: 0 0 0 .5px rgba(10, 20, 38, .06), 0 24px 44px -24px rgba(var(--shadow), .35); }
.scene-card h3 { margin-top: 14px; font-size: 19px; font-weight: 650; line-height: 1.5; text-wrap: balance; }
.scene-card-fix { margin-top: 6px; font-size: 14.5px; line-height: 1.65; color: var(--ink-2); text-wrap: pretty; }
/* The example sits in its own well: which input and what was typed, then what came out. */
.scene-card-ex { display: grid; grid-template-columns: auto minmax(0, 1fr); align-items: center; gap: 8px 10px; margin-top: auto; padding: 12px 14px; border-radius: 16px; background: var(--surface); }
.sc-via { padding: 2px 7px; border-radius: 6px; background: #fff; font-size: 11.5px; font-style: normal; font-weight: 650; line-height: 1.5; color: var(--ink-2); box-shadow: 0 0 0 .5px rgba(10, 20, 38, .08); }
.sc-in { min-width: 0; font: 600 15px/1.2 ui-rounded, "SF Pro Rounded", -apple-system, sans-serif; color: var(--blue-ink); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.scene-card-ex .i { justify-self: center; width: 15px; height: 15px; color: var(--ink-3); }
.sc-out { display: flex; flex-direction: column; min-width: 0; line-height: 1.15; }
.sc-out small { font-size: 11px; font-weight: 550; color: var(--ink-2); white-space: nowrap; }
.sc-out b { font: 700 21px/1.3 var(--brand-ja); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.scene-card-ex.is-typing .sc-in::after { content: ""; display: inline-block; width: 2px; height: 1em; margin-left: 1px; vertical-align: -2px; background: var(--blue); animation: blink 1s steps(1) infinite; }
.scene-card-ex.is-typing .sc-out, .scene-card-ex.is-typing .i { opacity: 0; }
.scene-card-ex .sc-out, .scene-card-ex .i { transition: opacity .3s; }
.scene-card-ex.is-done .sc-out { animation: land .55s var(--bouncy) both; }
@keyframes land { from { opacity: 0; transform: translate(10px, 8px) scale(.92); } }
.scene-card-more { display: inline-flex; align-items: center; gap: 6px; margin-top: 14px; font-size: 14px; font-weight: 650; color: var(--blue-ink); }
.scene-card-more .i { width: 15px; height: 15px; transition: transform .35s var(--snappy); }
.scene-card > a:hover .scene-card-more .i, .scene-card > a:focus-visible .scene-card-more .i { transform: translateX(3px); }
.scenes-all { margin-top: 36px; }

/* ---------- more (bento) ---------- */
.bento { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 18px; }
.tile { position: relative; display: flex; flex-direction: column; padding: 30px 30px 28px; border-radius: 30px; background: var(--surface); overflow: hidden; }
.tile h3 { display: flex; align-items: center; gap: 10px; margin-top: 16px; font-size: 22px; font-weight: 700; line-height: 1.4; }
.tile p { margin-top: 8px; font-size: 15.5px; line-height: 1.75; color: var(--ink-2); max-width: 30em; }
.tile-icon { width: 28px; height: 28px; color: var(--blue-ink); stroke-width: 1.7; }
.tag { display: inline-flex; padding: 2px 9px; border-radius: 999px; background: var(--blue); color: #fff; font-size: 12px; font-weight: 700; letter-spacing: .02em; }
.tile--packs { grid-column: span 4; }
.tile--wordbook { grid-column: span 2; grid-row: span 2; }
.tile--skins { grid-column: span 2; }
.tile--privacy { grid-column: span 2; background: var(--ink); color: #fff; }
.tile--privacy h3 { margin-top: auto; padding-top: 40px; }
.tile--privacy p { color: rgba(255, 255, 255, .72); }
.tile--privacy .tile-icon { color: #64b5ff; }
/* Privacy: personal words typed and converted inside a sealed boundary whose
   edge a light keeps circling. */
@property --seal { syntax: '<angle>'; inherits: false; initial-value: 0deg; }
.vault { position: relative; display: flex; align-items: center; gap: 12px; min-height: 76px; margin-top: 22px; padding: 14px 20px; border-radius: 22px; background: rgba(100, 181, 255, .07); }
.vault::before { content: ""; position: absolute; inset: 0; padding: 1.5px; border-radius: inherit; background: conic-gradient(from var(--seal), rgba(100, 181, 255, .14) 0deg 230deg, #64b5ff 320deg, rgba(100, 181, 255, .14) 360deg); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; animation: seal 4.5s linear infinite; pointer-events: none; }
@keyframes seal { to { --seal: 360deg; } }
.vault:not(.is-live)::before { animation-play-state: paused; }
.vault-in { font: 600 16px/1.2 ui-rounded, "SF Pro Rounded", -apple-system, sans-serif; color: #64b5ff; white-space: nowrap; }
.vault-in i, .vault .i { font-style: normal; opacity: 0; animation: key-in .12s calc(var(--n) * 60ms) ease-out forwards; }
@keyframes key-in { to { opacity: 1; } }
.vault .i { flex: none; width: 16px; height: 16px; color: rgba(255, 255, 255, .45); }
.vault-out { display: flex; flex-direction: column; line-height: 1.15; animation: land .6s calc(var(--n) * 60ms) var(--bouncy) both; }
.vault-out small { font-size: 11px; font-weight: 550; color: rgba(255, 255, 255, .6); white-space: nowrap; }
.vault-out b { font: 700 24px/1.3 var(--brand-ja); color: #fff; white-space: nowrap; }
/* A chip hovered, focused or tapped trades the line under the title for its
   words drifting by (home.js); the cell keeps the line's height. */
.pack-lead { display: grid; }
.pack-lead > * { grid-area: 1 / 1; transition: opacity .3s var(--ease); }
.pack-words { align-self: center; overflow: hidden; padding: 10px 0 2px 5%; opacity: 0; -webkit-mask-image: linear-gradient(90deg, transparent, #000 5%, #000 88%, transparent); mask-image: linear-gradient(90deg, transparent, #000 5%, #000 88%, transparent); }
.is-peeking .pack-lead p { opacity: 0; }
.is-peeking .pack-words { opacity: 1; }
.pack-track, .pack-copy { display: flex; align-items: baseline; width: max-content; }
.motion .pack-track { animation: drift var(--drift) linear infinite, fade .4s var(--ease); }
.tile--packs:not(.is-peeking) .pack-track { animation-play-state: paused; }
@keyframes drift { to { transform: translateX(-50%); } }
.pack-track b { margin-right: 30px; font: 600 21px/1.2 var(--ja); color: var(--ink); white-space: nowrap; }
.pack-track ruby { ruby-align: center; }
.pack-track rt { font-size: 11px; font-weight: 500; color: var(--ink-2); }
.pack-cloud { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.pack { padding: 6px 13px; border: 0; border-radius: 999px; background: #fff; font: inherit; font-size: 14px; font-weight: 550; color: var(--ink); box-shadow: 0 0 0 .5px rgba(10, 20, 38, .07); cursor: pointer; transition: background-color .25s, color .25s, box-shadow .25s; }
.pack-cloud li:nth-child(3n + 1) .pack { background: var(--blue-wash); color: var(--blue-ink); box-shadow: none; }
.pack-cloud li .pack[aria-pressed="true"] { background: var(--blue); color: #fff; box-shadow: none; }
.motion .tile--packs.in .pack-cloud li { animation: chip .6s calc(var(--i) * 45ms + .2s) var(--bouncy) both; }
@keyframes chip { from { opacity: 0; transform: translateY(10px) scale(.9); } }
.review { position: relative; flex: 1; min-height: 250px; margin-top: 26px; }
.rcard { position: absolute; left: 50%; top: 10px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; width: min(100%, 230px); height: 168px; border-radius: 26px; background: #fff; box-shadow: 0 0 0 .5px rgba(10, 20, 38, .06), 0 18px 34px -20px rgba(var(--shadow), .4); transform: translateX(-50%) translateY(calc(var(--n) * 9px)) scale(calc(1 - var(--n) * .05)); z-index: calc(10 - var(--n)); transition: transform .6s var(--snappy), opacity .45s; }
.rcard small { font-size: 13px; color: var(--ink-2); }
.rcard b { font: 700 32px/1.2 var(--brand-ja); }
.rcard.gone.right { transform: translateX(40%) translateY(-6px) rotate(14deg); opacity: 0; }
.rcard.gone.left { transform: translateX(-140%) translateY(-6px) rotate(-14deg); opacity: 0; }
.review-actions { position: absolute; left: 0; right: 0; bottom: 0; display: flex; justify-content: center; gap: 10px; }
.ra { padding: 8px 18px; border-radius: 999px; font-size: 14px; font-weight: 650; background: #fff; color: var(--ink-2); box-shadow: 0 0 0 .5px rgba(10, 20, 38, .08); transition: background-color .25s, color .25s; }
.review[data-dir="left"] .ra--again { background: var(--ink); color: #fff; }
.review[data-dir="right"] .ra--know { background: var(--blue); color: #fff; }
.skins { margin-top: 22px; }
.skin-kb { display: grid; grid-template-columns: repeat(10, minmax(0, 1fr)); gap: 4px; padding: 10px 8px; border-radius: 16px; background: var(--bg); transition: background-color .5s; }
.skin-kb i { height: 22px; border-radius: 5px; background: var(--key); box-shadow: 0 1px 0 rgba(0, 0, 0, .08); transition: background-color .5s; }
.skin-kb i:nth-child(n + 21):nth-child(-n + 22), .skin-kb i:nth-child(30) { background: var(--special); }
.skin-kb i:nth-child(29) { background: var(--accent); }
.skin-name { margin-top: 12px; font: 700 15px/1.4 var(--brand-ja); color: var(--ink); }
.skin-name small { display: block; font-size: 10.5px; line-height: 1.3; color: var(--ink-2); }
.skin-dots { display: flex; gap: 6px; margin-top: 8px; }
.skin-dots i { width: 8px; height: 8px; border-radius: 50%; opacity: .35; transition: opacity .3s, transform .3s var(--snappy); }
.skin-dots i.on { opacity: 1; transform: scale(1.25); }

/* ---------- FAQ ---------- */
.faq-wrap { max-width: 880px; }
.faq-item[open] .faq-a { animation: copy-in .4s var(--ease-out); }

/* ---------- closing ---------- */
.closing { position: relative; overflow: clip; color: #fff; }
.closing::before { content: ""; position: absolute; inset: 0; background: radial-gradient(50% 60% at 50% 30%, rgba(255, 255, 255, .18), rgba(255, 255, 255, 0) 70%); pointer-events: none; }
.closing-inner { position: relative; display: grid; justify-items: center; text-align: center; padding-block: clamp(110px, 12vw, 170px); }
.closing .keycaps { margin-bottom: 44px; }
.closing .keycap--solid { background: #fff; color: var(--blue); box-shadow: 0 10px 14px -6px rgba(0, 30, 90, .25), 0 26px 50px -16px rgba(0, 30, 90, .45); }
.closing .keycap--glass { color: #fff; background: linear-gradient(145deg, rgba(255, 255, 255, .34), rgba(255, 255, 255, .14)); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .55), inset 1px 1px 0 rgba(255, 255, 255, .8), 0 16px 34px -12px rgba(0, 30, 90, .45); cursor: grab; pointer-events: auto; touch-action: none; transition: translate .6s var(--bouncy), scale .3s var(--snappy); }
.closing .keycap--glass.is-drag { cursor: grabbing; scale: 1.06; transition: scale .3s var(--snappy); }
.motion .closing .keycaps .keycap--solid { animation: key-drop 1s var(--bouncy) both; animation-play-state: paused; }
.motion .closing .keycaps .keycap--glass { animation: key-slide 1.1s .25s var(--bouncy) both; animation-play-state: paused; }
.motion .closing.in .keycaps .keycap { animation-play-state: running; }
@keyframes key-drop { from { opacity: 0; transform: translateY(-40px) scale(.86); } }
@keyframes key-slide { from { opacity: 0; transform: translate(50px, 50px) scale(.9); } }
.closing-title { font-size: clamp(42px, 5.8vw, 86px); line-height: 1.16; font-weight: 700; }
.closing-title .kana { font-family: var(--brand-ja); }
.closing .store-btn { margin-top: 48px; background: #fff; color: var(--blue-ink); }
.closing .store-btn:hover { background: var(--blue-wash); }

@media (max-width: 1100px) {
  .scene-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .scene-cards-wrap { width: calc(100% - 64px); }
  .tile--packs { grid-column: span 6; }
  .tile--wordbook { grid-column: span 3; grid-row: span 2; }
  .tile--skins, .tile--privacy { grid-column: span 3; }
}
@media (max-width: 760px) {
  .sec { padding-block: 84px; }
  .scene-cards-wrap { width: 100%; }
  .scene-cards { display: flex; gap: 12px; overflow-x: auto; scroll-snap-type: x mandatory; padding: 4px 20px 24px; scroll-padding-inline: 20px; scrollbar-width: none; }
  .scene-cards::-webkit-scrollbar { display: none; }
  .scene-card { flex: 0 0 min(76vw, 300px); scroll-snap-align: start; }
  .motion .scene-card.reveal { transform: translateX(24px); }
  .motion .scene-card.reveal.in { transform: none; }
  .scene-card > a { min-height: 300px; }
  .scenes-all { margin-top: 18px; }
  .bento { grid-template-columns: minmax(0, 1fr); gap: 14px; }
  .tile, .tile--packs, .tile--wordbook, .tile--skins, .tile--privacy { grid-column: auto; grid-row: auto; padding: 26px 22px 24px; border-radius: 26px; }
  .tile h3 { font-size: 20px; }
  .review { min-height: 240px; }
  .faq-item h3 { font-size: 17px; }
  .closing .keycaps { scale: .82; margin-bottom: 28px; }
}
@media (max-width: 600px) {
  .display { font-size: clamp(36px, 10.4vw, 46px); }
  .h2 { font-size: clamp(30px, 8.4vw, 40px); }
  :lang(ja) .display { font-size: clamp(32px, 9vw, 42px); }
  .app-badge-icon { width: 54px; height: 54px; }
  .app-badge strong { font-size: 17px; }
  .app-badge > span > span { font-size: 13.5px; }
  .closing-title { font-size: clamp(36px, 10vw, 46px); }
}