:root{--dark:#121b29;--gold:#b99a62;--paper:#f7f5ef}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:#1d2734;font:16px/1.7 Arial,'Malgun Gothic',sans-serif}button,input,textarea,select{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}h1,h2,h3,.brand,.quote-band p{font-family:Georgia,'Batang',serif;letter-spacing:-.035em}.site-header{height:75px;background:#101827;color:white;display:flex;justify-content:space-between;align-items:center;padding:0 5vw;position:relative;z-index:5}.brand{display:flex;align-items:center;gap:10px;font-size:22px;font-weight:bold}.brand small{color:#c7a971;font-size:14px}.mark{border:1px solid var(--gold);color:#d9bc7a;border-radius:50%;width:36px;height:36px;display:grid;place-items:center}nav{display:flex;gap:36px;color:#c5c9d1;font-size:14px}.mobile-menu{display:none}.section{max-width:1500px;margin:auto;padding:85px 6vw}.eyebrow{font-size:12px;letter-spacing:.2em;font-weight:bold;color:var(--gold)}.intro{max-width:none;background:#111827;color:white}.intro>.eyebrow,.intro-grid{max-width:1370px;margin-left:auto;margin-right:auto}.intro-grid{display:grid;grid-template-columns:1fr .8fr;align-items:center;gap:8%;margin-top:25px}.kicker{color:#d6ba80}.intro h1{font-size:clamp(37px,4.3vw,68px);line-height:1.4}.intro h1 em{font-style:normal;color:#d8b977}.intro-copy>p:not(.kicker){color:#c5c9d0;max-width:560px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin:30px 0}.button{display:inline-flex;justify-content:space-between;align-items:center;gap:20px;padding:12px 22px;min-height:50px;border:1px solid transparent;font-size:14px;font-weight:bold}.gold{background:var(--gold);color:#121b29}.ghost{border-color:#8e949b}.dark{background:#182538;color:white}.intro-note,.footnote,.field-help{font-size:12px;color:#8b919b}.hero-card{max-width:475px;width:100%;justify-self:center;border:1px solid #aa8e59;background:#202a39;padding:13px;box-shadow:0 24px 60px #0008}.hero-image{height:500px;overflow:hidden}.hero-image img{width:100%;height:100%;object-fit:cover;object-position:top}.hero-caption{display:flex;justify-content:space-between;align-items:end;padding:13px 7px 5px}.hero-caption span{font-size:11px;color:#bda470}.hero-caption strong{font-size:22px}.hero-caption small{font:13px Arial;color:#ccc}.quote-band{text-align:center;background:#e9e3d6;padding:48px}.quote-band p{font-size:22px;margin:10px}.quote-band span{color:#927a4d;font-size:13px}.section-top{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:32px}.section h2{font-size:clamp(30px,3vw,42px);margin:9px 0}.section-top p{margin:0;color:#68727e}.selected-label{border:1px solid #d3cbbc;border-radius:30px;padding:7px 16px;font-size:13px;white-space:nowrap}.filter{display:flex;gap:8px;margin-bottom:24px}.filter button{border:1px solid 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.85fr;gap:25px}.form-panel,.result-panel,.writing-panel{padding:34px;border:1px solid #ddd7cd;background:#fff}.form-heading{display:flex;align-items:center;gap:13px}.form-heading span{border:1px solid var(--gold);border-radius:50%;width:35px;height:35px;display:grid;place-items:center}.form-heading h3{font-size:23px}label{display:block;font-size:14px;font-weight:bold;margin:14px 0}input:not([type=checkbox]),select,textarea{width:100%;padding:9px 12px;min-height:47px;margin-top:6px;border:1px solid #c8c4bb;background:#fff}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:17px}.check{display:flex;align-items:center;gap:8px;font-weight:normal;margin:8px 0}.check input{width:18px;height:18px}.wide{width:100%;margin-top:14px}.result-panel{background:#1b2739;color:white;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;min-height:460px}.result-icon{width:90px;height:90px;border:1px solid var(--gold);border-radius:50%;display:grid;place-items:center;color:#d5b879;font-size:42px;margin:25px 0}.result-panel h3{font-size:27px;margin:0}.result-panel p{color:#c1c7d0}.result-details{color:#d9bd7d;font-size:14px}.rule{width:100%;height:1px;background:#ffffff36;margin:23px 0}.result-panel .muted{font-size:12px}.library-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:9%;align-items:center;max-width:1100px;margin:auto}.book-cover{aspect-ratio:.71;max-width:360px;background:radial-gradient(circle,#36465d,#172235 70%);color:#d4b978;border:1px solid #ae925b;outline:7px solid #172235;box-shadow:20px 22px 0 #d9d2c4,25px 30px 35px #0003;text-align:center;padding:22px;display:flex;flex-direction:column;justify-content:space-between}.book-center span{font:34px/1.5 Georgia,serif;color:#f5e8cc}.book-center i{display:block;font-size:40px}.book-details h3{font-size:42px;line-height:1.4}.book-details>p{color:#66717b}.book-facts{display:flex;gap:25px;flex-wrap:wrap;margin:28px 0}.book-facts div{border-left:1px solid var(--gold);padding-left:13px;display:flex;flex-direction:column}.book-facts span{font-size:12px;color:#87909a}.journal-grid{grid-template-columns:1fr 1.2fr}.prompt-card{background:#1d293b;color:#f6edd9;padding:40px;min-height:320px}.prompt-card>span{color:#c5a76d;font-size:13px}.prompt-card h3{font-size:26px;margin:35px 0}.prompt-card p{color:#bcc4ca}.writing-panel textarea{min-height:135px;resize:vertical}.writing-bottom{display:flex;justify-content:space-between;align-items:center;margin-top:13px}.entries{margin-top:15px}.entry-item{border-top:1px solid #ddd;padding:12px 0;white-space:pre-wrap;overflow-wrap:anywhere;font-size:14px}.entry-item small{display:block;color:#888}.entry-item button{border:0;background:none;text-decoration:underline;color:#8a724c}footer{background:#101827;color:white;padding:60px 6vw;display:grid;grid-template-columns:1fr 1fr;gap:25px}footer 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p{font-size:13px;color:#697581}.sample-pages small{color:#a28653}.outline{background:none;color:white;border:1px solid #89929a;padding:5px 12px}#toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);padding:10px 18px;background:#1d2b3e;color:white;opacity:0;pointer-events:none;z-index:20}#toast.show{opacity:1}@media(max-width:1100px){.card-grid{grid-template-columns:repeat(4,1fr)}}@media(max-width:750px){.site-header{height:66px;padding:0 20px}.brand{font-size:19px}nav{display:none;position:absolute;top:66px;left:0;right:0;background:#101827;flex-direction:column;padding:18px 25px;gap:13px}nav.open{display:flex}.mobile-menu{display:block}.section{padding:65px 22px}.intro-grid,.experience-grid,.library-grid,.journal-grid{grid-template-columns:1fr}.intro-grid{gap:35px}.intro h1{font-size:clamp(34px,8vw,48px)}.hero-card{max-width:410px}.hero-image{height:410px}.section-top{display:block}.selected-label{display:inline-block;margin-top:20px}.card-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.card-info{padding:10px}.card-info strong{font-size:17px}.card-info p{font-size:12px}.form-panel,.result-panel{padding:24px}.result-panel{min-height:350px}.book-cover{width:75%;margin:8px auto 45px}.book-details h3{font-size:32px}.prompt-card{min-height:260px;padding:27px}.writing-panel{padding:23px}.sample-pages{grid-template-columns:1fr 1fr}.detail-grid{grid-template-columns:1fr}.detail-grid img{height:320px}.detail-copy{padding:25px}footer{grid-template-columns:1fr}footer>small{grid-column:auto}}@media(max-width:380px){.field-row,.sample-pages{grid-template-columns:1fr}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
/* 월하서의 첫 장: 실제 고서 원화 위에 HTML 본문을 올린다. */
body.intro-lock{overflow:hidden}.book-home{min-height:min(100vh,960px);min-height:min(100svh,960px);position:relative;overflow:hidden;background:#140f0d;color:#352719;display:grid;place-items:center;padding:2rem 3vw 4rem}.book-home-art{position:absolute;inset:0;background:url('/assets/book-open.webp') center center/cover no-repeat;filter:contrast(1.02)}.book-home:before{content:'';position:absolute;inset:0;background:linear-gradient(90deg,#08090bb8 0%,transparent 9%,transparent 91%,#08090bd1 100%);z-index:1;pointer-events:none}.book-home-inner{position:relative;z-index:2;width:min(86vw,1440px);aspect-ratio:1672/941;display:grid;grid-template-columns:1fr 1fr;align-items:center}.opening-left,.opening-right{padding:0 10% 0 12%;max-width:100%;text-align:center;word-break:keep-all}.opening-right{padding:0 13% 0 11%;text-align:left}.chapter-no{display:block;color:#916f46;font:600 .72rem/1.5 Georgia,'Batang',serif;letter-spacing:.14em}.seal{display:grid;place-items:center;width:3rem;height:3rem;margin:2.5rem auto .8rem;border:1px solid #997545;border-radius:50%;font:1.6rem Georgia,'Batang',serif;color:#805d36}.chapter-kicker{font:.9rem Georgia,'Batang',serif;color:#735a40;letter-spacing:.02em}.opening-left h1{font:400 clamp(1.65rem,3.1vw,3.6rem)/1.38 Georgia,'Batang',serif;color:#30231b;margin:1.1rem 0}.opening-left h1 em{font-style:normal;color:#73502b}.fine-rule{display:block;width:4.5rem;height:1px;background:#ad8d5d;margin:1.8rem auto}.chapter-note,.opening-right>p{font-size:clamp(.84rem,1vw,1rem);color:#62523e;line-height:1.85}.opening-right h2{font:400 clamp(1.7rem,3vw,3.25rem)/1.38 Georgia,'Batang',serif;color:#352719;margin:1.5rem 0 1rem}.opening-right>p{max-width:20rem}.book-cta{display:inline-flex;align-items:center;justify-content:space-between;gap:2rem;background:#30291f;color:#f5e9d1;border:1px solid #59442d;padding:1rem 1.3rem;margin:1.5rem 0 1.1rem;font-size:.95rem;box-shadow:0 8px 22px #25160b4f;transition:transform .25s,background .25s}.book-cta:hover{background:#624629;transform:translateY(-3px)}.book-hint{font-size:.78rem!important;color:#806a4e!important}.replay-intro{position:absolute;z-index:3;bottom:1.4rem;right:3vw;border:1px solid #ddc99b80;background:#0d1119ad;color:#f6e4bf;padding:.55rem 1rem;font-size:.8rem;backdrop-filter:blur(8px)}
/* 로고 CSS는 기존 프로젝트 원본을 별도 파일로 가져왔다. */
.cinematic-intro{position:fixed;inset:0;z-index:1000;background:#000;color:#f0e5d0;overflow:hidden}.cinematic-intro[hidden]{display:none}.cinematic-intro .intro-scene{position:absolute;inset:0;visibility:hidden;opacity:0;transition:opacity .8s ease,visibility .8s}.cinematic-intro .intro-scene.active{visibility:visible;opacity:1}.cinematic-intro .studio-splash{position:absolute;z-index:3}.cinematic-intro .studio-splash.active{display:flex}.walk-scene{background:#000;display:grid;place-items:center;text-align:center}.scene-hint{position:absolute;bottom:12%;left:0;right:0;text-align:center;font:400 1rem Georgia,'Batang',serif;letter-spacing:.1em;color:#dacaa9;opacity:.8}.entry-choice{position:relative;text-align:center;padding:1rem;z-index:5}.entry-choice[hidden]{display:none}.entry-choice p{font:1.2rem Georgia,'Batang',serif;margin:0 0 1.5rem}.entry-choice button{border:1px solid #ad9567;background:#bc9d64;color:#171616;padding:.75rem 1.25rem;margin:.3rem;font-size:.94rem;min-width:10rem}.entry-choice button+button{background:#131313;color:#eee0c3}.door-scene{background:#101112 url('/assets/library-closed.webp') center/cover no-repeat;transform:scale(1);transition:transform 3s ease-out,opacity .8s,visibility .8s!important}.door-scene.approach{transform:scale(1.23)}.door-left,.door-right{position:absolute;top:0;bottom:0;width:51%;background:#080b10;box-shadow:inset 0 0 80px #000;transition:transform 1.6s cubic-bezier(.2,.64,.16,1);z-index:2}.door-left{left:0;border-right:5px solid #372a1c}.door-right{right:0;border-left:5px solid #372a1c}.door-scene.open .door-left{transform:translateX(-100%)}.door-scene.open .door-right{transform:translateX(100%)}.door-scene .scene-hint{z-index:3;text-shadow:0 2px 10px #000}.opening-scene{background:#10100e url('/assets/book-open.webp') center/cover no-repeat;display:grid;place-items:center}.turning-sheet{position:absolute;left:50%;top:12%;height:75%;width:39%;transform-origin:left center;transform:perspective(1100px) rotateY(0deg);opacity:0;background:linear-gradient(105deg,#c5ad83,#f7ecd2 52%,#d4b88c 96%);box-shadow:8px 7px 30px #16100e88;border:1px solid #e6d3ae;backface-visibility:visible}.opening-scene.turn .turning-sheet{opacity:1;animation:page-turn 1.7s ease-in-out forwards}@keyframes page-turn{0%{transform:perspective(1100px) rotateY(0deg);opacity:1}85%{transform:perspective(1100px) rotateY(-173deg);opacity:1}100%{transform:perspective(1100px) rotateY(-180deg);opacity:0}}.skip-intro{position:absolute;z-index:10;right:2rem;top:1.5rem;background:#111a;color:#efe5d5;border:1px solid #af9772;padding:.55rem 1rem;min-height:42px;font-size:.86rem}
@media(max-width:950px){.book-home{min-height:auto;display:block;padding:0 0 3rem;background:#191512}.book-home-art{position:relative;height:min(55vw,420px);background-size:cover}.book-home:before{display:none}.book-home-inner{width:min(94%,680px);aspect-ratio:auto;display:block;background:#e6d3ac;box-shadow:0 2px 40px #000a;margin:-1.5rem auto 1rem;padding:2rem .9rem;position:relative}.opening-left,.opening-right{text-align:center;padding:1rem 1.2rem}.opening-right{border-top:1px solid #ad906c}.opening-left h1,.opening-right h2{font-size:clamp(1.75rem,5.5vw,2.5rem)}.opening-right>p{margin-left:auto;margin-right:auto}.seal{margin:1.2rem auto .7rem}.replay-intro{position:relative;display:block;margin:1.5rem auto 0;bottom:auto;right:auto}.turning-sheet{top:24%;height:53%}}
@media(prefers-reduced-motion:reduce){.cinematic-intro{display:none!important}.intro-lock{overflow:auto!important}}
/* Uploaded film -> its own final frame -> first page. */
.site-header{display:none}.video-scene{position:absolute;inset:0;background:#030506;display:grid;place-items:center}.opening-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;background:#040607}.video-skip{position:absolute;top:clamp(22px,3.2vw,48px);right:clamp(20px,3.7vw,64px);z-index:7;padding:9px 22px;border:1px solid #fff;color:#fff;background:#090b0c42;font:400 14px/1.2 Arial,sans-serif;letter-spacing:.17em;transition:background .2s,opacity .35s}.video-skip:hover,.video-skip:focus-visible{background:#fff2}.video-skip[hidden],.video-sound[hidden],.video-play-prompt[hidden]{display:none}.video-sound{position:absolute;right:clamp(20px,3.7vw,64px);bottom:25px;z-index:7;background:#05060788;color:#fff;border:1px solid #ffffffa9;padding:8px 14px;font:13px Arial,sans-serif}.video-play-prompt{position:relative;z-index:8;text-align:center;background:#0b0c0cdc;color:#eee;padding:26px 35px}.video-play-prompt p{font-size:17px}.video-play-prompt button{background:#e8d4aa;color:#20180f;padding:10px 22px;border:0}
.video-book-home{min-height:100vh;min-height:100svh;padding:0;display:grid;place-items:center;overflow:hidden;color:#282521;background:#13191e}.video-book-home .book-home-art{inset:0;background-image:url('/assets/wolhaseo-last-frame.webp');background-size:cover;background-position:center;filter:none}.video-book-home:before{display:none}.video-book-home .book-home-inner{aspect-ratio:1201/690;width:min(100vw,174vh);max-width:none;display:grid;grid-template-columns:1fr 1fr;align-items:center;box-shadow:none;background:transparent;padding:0;margin:0}.video-book-home .opening-left,.video-book-home .opening-right{border:0;text-align:left;padding:8% 11% 7% 16%;background:transparent}.video-book-home .opening-right{padding:8% 15% 7% 10%}.dust-eyebrow{font:400 clamp(13px,1.15vw,18px)/1.6 Georgia,'Batang',serif;color:#51473f;letter-spacing:.06em;margin:0 0 clamp(16px,2vw,32px)}.dust-title{font:500 clamp(40px,4.4vw,80px)/1.23 Georgia,'Batang',serif;color:#423a30;white-space:nowrap;letter-spacing:-.045em;text-shadow:0 1px 0 #e8d9b670,2px 3px 2px #59463952,-1px -1px 1px #e3d6bd66;margin:0}.dust-title span{font-size:.7em;letter-spacing:-.07em;color:#4b3e33}.video-book-home .fine-rule{display:block;width:75%;height:1px;background:#77624d;margin:clamp(12px,2vw,30px) 0 clamp(12px,2vw,25px)}.dust-subtitle{font:400 clamp(14px,1.42vw,23px)/1.65 Georgia,'Batang',serif;color:#55493b;letter-spacing:.04em;margin:0}.video-book-home .chapter-no{font-size:clamp(11px,.9vw,14px);color:#76624b}.video-book-home .opening-right h2{font:400 clamp(26px,2.7vw,49px)/1.33 Georgia,'Batang',serif;color:#3c332b;margin:clamp(13px,1.8vw,26px) 0 clamp(10px,1.5vw,22px)}.book-menu{display:grid;gap:0;width:100%;max-width:440px}.book-menu a{display:flex;align-items:center;gap:14px;padding:clamp(7px,.85vw,13px) 0;border-bottom:1px solid #6b5c4870;font:500 clamp(14px,1.25vw,21px)/1.35 Georgia,'Batang',serif;color:#392e23;transition:transform .25s,color .25s}.book-menu a:hover,.book-menu a:focus-visible{color:#986431;transform:translateX(8px)}.book-menu a span{font:400 12px Arial,sans-serif;color:#8a745a}.book-menu a b{margin-left:auto;font:400 20px Arial,sans-serif}.video-book-home .replay-intro{bottom:18px;right:22px;background:#101820bb;color:#f3ece0;font-size:13px}.write-line,.menu-appear{opacity:0}.book-revealed .write-line{opacity:1;animation:sand-writing 1.8s cubic-bezier(.28,.73,.17,1) both}.book-revealed .dust-eyebrow{animation-delay:.16s}.book-revealed .dust-title{animation-delay:.58s;animation-duration:2.45s}.book-revealed .fine-rule{animation-delay:1.3s;animation-duration:1.3s}.book-revealed .dust-subtitle{animation-delay:1.75s}.book-revealed .menu-appear{animation:menu-rise .75s ease-out both}.book-revealed .opening-right>.chapter-no{animation-delay:1.25s}.book-revealed .opening-right h2{animation-delay:1.55s}.book-revealed .book-menu a:nth-child(1){animation-delay:1.9s}.book-revealed .book-menu a:nth-child(2){animation-delay:2.15s}.book-revealed .book-menu a:nth-child(3){animation-delay:2.4s}.book-revealed .book-menu a:nth-child(4){animation-delay:2.65s}@keyframes sand-writing{0%{clip-path:inset(0 100% 0 0);filter:blur(2px);opacity:.35}30%{opacity:1}100%{clip-path:inset(0 0 0 0);filter:blur(0);opacity:1}}@keyframes menu-rise{from{opacity:0;transform:translateY(14px);filter:blur(5px)}to{opacity:1;transform:translateY(0);filter:blur(0)}}
@media(max-width:820px){.video-book-home{display:block;min-height:100svh;padding:0 0 30px;background:#b9ab91}.video-book-home .book-home-art{position:absolute;inset:0;background-size:100% auto;background-position:top center;background-repeat:no-repeat;background-color:#191d22}.video-book-home .book-home-inner{display:grid;width:100%;aspect-ratio:auto;grid-template-columns:1fr;margin:0;padding-top:55vw;background:transparent}.video-book-home .opening-left,.video-book-home .opening-right{padding:24px 7vw;text-align:center;background:#d8ccaf;box-shadow:0 3px 18px #0004;margin:0 4vw}.video-book-home .opening-left{border-bottom:1px solid #9b8868}.video-book-home .opening-right{margin-top:0}.dust-title{font-size:clamp(37px,8vw,64px)}.dust-eyebrow{font-size:14px}.dust-subtitle{font-size:16px}.video-book-home .fine-rule{margin:18px auto}.video-book-home .opening-right h2{font-size:27px;margin:13px 0}.book-menu{margin:auto}.book-menu a{font-size:17px;padding:12px 0;text-align:left}.video-book-home .replay-intro{position:relative;bottom:auto;right:auto;margin:20px auto 0}.video-skip{top:22px;right:22px}}
@media(prefers-reduced-motion:reduce){.book-revealed .write-line,.book-revealed .menu-appear{animation:none!important;opacity:1;clip-path:none;filter:none}}
.dust-title{position:relative;overflow:visible}.dust-title:after{content:'';position:absolute;left:0;top:4%;width:20%;height:94%;pointer-events:none;background-image:radial-gradient(circle at 13% 38%,#665243ad 0 1px,transparent 2px),radial-gradient(circle at 44% 17%,#846d5599 0 1px,transparent 2px),radial-gradient(circle at 78% 75%,#6a5744b0 0 1px,transparent 2px),radial-gradient(circle at 31% 89%,#988068b0 0 1px,transparent 2px);background-size:13px 16px,19px 23px,17px 19px,23px 17px;opacity:0;filter:blur(.5px)}.book-revealed .dust-title:after{animation:dust-trail 2.45s .58s linear both}@keyframes dust-trail{0%{left:-8%;opacity:0}13%{opacity:.55}72%{opacity:.4}100%{left:83%;opacity:0}}@media(prefers-reduced-motion:reduce){.book-revealed .dust-title:after{animation:none!important;opacity:0}}

/* Keep the opening copy inside the two visible paper pages. */
.video-book-home {
  display:block;
  height:100svh;
  min-height:100svh;
  padding:0;
}
.video-book-home .book-home-art {
  position:absolute;
  inset:0;
  height:auto;
  background-size:cover;
  background-position:center;
}
.video-book-home .book-home-inner {
  position:absolute;
  inset:0;
  display:block;
  width:100%;
  height:100%;
  aspect-ratio:auto;
  margin:0;
  padding:0;
  container-type:size;
}
.video-book-home .opening-left,
.video-book-home .opening-right {
  position:absolute;
  min-width:0;
  max-width:none;
  padding:0;
  margin:0;
  border:0;
  box-shadow:none;
  text-align:left;
  overflow-wrap:anywhere;
}
.video-book-home .opening-left { left:15%; top:21%; width:31%; }
.video-book-home .opening-right { left:57%; top:28%; width:34%; }
.video-book-home .opening-left .dust-title {
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  gap:.3em;
  margin:0;
  font:500 clamp(24px,min(3.1cqw,5cqh),54px)/1.3 Georgia,'Batang',serif;
  white-space:normal;
}
.video-book-home .dust-title span { white-space:nowrap; }
.video-book-home .fine-rule {
  width:100%;
  margin:clamp(10px,2.5cqh,24px) 0;
}
.video-book-home .dust-subtitle {
  margin:0;
  font-size:clamp(12px,min(1.4cqw,2.4cqh),21px);
  line-height:1.65;
  letter-spacing:.025em;
}
.video-book-home .chapter-no {
  font-size:clamp(9px,min(.95cqw,1.7cqh),14px);
  letter-spacing:.12em;
}
.video-book-home .opening-right h2 {
  margin:clamp(8px,2.2cqh,24px) 0 clamp(8px,2.2cqh,24px);
  font-size:clamp(20px,min(2.8cqw,4.8cqh),48px);
  line-height:1.33;
}
.video-book-home .book-menu {
  position:static;
  display:grid;
  width:100%;
  max-width:none;
  margin:0;
  padding:0;
  gap:0;
  background:transparent;
}
.video-book-home .book-menu a {
  min-width:0;
  min-height:clamp(30px,min(4.6cqw,7cqh),60px);
  padding:min(.65cqw,1cqh) 0;
  gap:clamp(6px,1.1cqw,16px);
  font-size:clamp(12px,min(1.45cqw,2.5cqh),20px);
  line-height:1.35;
  text-align:left;
}
.video-book-home .book-menu a span { font-size:.75em; }
.video-book-home .book-menu a b { flex:none; font-size:1.15em; }
.video-book-home .book-menu a:hover,
.video-book-home .book-menu a:focus-visible { transform:none; }
.video-book-home .replay-intro {
  position:absolute;
  bottom:18px;
  right:22px;
  margin:0;
}

/* Wider views expose the outer book cover, so keep the menu inside the paper. */
@media (min-aspect-ratio:17 / 10) {
  .video-book-home .opening-right { width:28%; }
}

/* On a narrow portrait screen, read the two paper pages vertically. */
@media (max-width:600px) and (orientation:portrait) {
  .video-book-home { height:auto; min-height:0; }
  .video-book-home .book-home-art { display:none; }
  .video-book-home .book-home-inner {
    position:relative;
    display:grid;
    grid-template-columns:1fr;
    height:auto;
    container-type:inline-size;
  }
  .video-book-home .opening-left,
  .video-book-home .opening-right {
    position:relative;
    top:auto;
    left:auto;
    width:100%;
    aspect-ratio:600 / 690;
    background-image:url('/assets/wolhaseo-last-frame.webp');
    background-repeat:no-repeat;
    background-size:200% 100%;
  }
  .video-book-home .opening-left {
    padding:24% 14% 18% 23%;
    background-position:left center;
  }
  .video-book-home .opening-right {
    padding:19% 27% 20% 14%;
    background-position:right center;
  }
  .video-book-home .opening-left .dust-title { font-size:clamp(25px,7cqw,40px); }
  .video-book-home .fine-rule { margin:5cqw 0; }
  .video-book-home .dust-subtitle { font-size:clamp(12px,3.5cqw,19px); }
  .video-book-home .chapter-no { font-size:clamp(9px,2.7cqw,13px); }
  .video-book-home .opening-right h2 {
    font-size:clamp(23px,6.5cqw,36px);
    margin:3cqw 0;
  }
  .video-book-home .book-menu a {
    min-height:clamp(36px,10.5cqw,54px);
    padding:1.4cqw 0;
    font-size:clamp(14px,3.9cqw,20px);
    gap:3cqw;
  }
  .video-book-home .replay-intro { bottom:12px; right:14px; font-size:11px; }
}