:root{color-scheme:dark;--bg:#101c25;--panel:#182833;--ink:#f1eee5;--gold:#d7b77c;--muted:#a8b3b7;--line:#ffffff21}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:100px}
body{margin:0;background:var(--bg);color:var(--ink);font-family:'Noto Sans CJK JP','Hiragino Kaku Gothic ProN','Yu Gothic',sans-serif;line-height:1.85;-webkit-font-smoothing:antialiased}
a{color:inherit;text-underline-offset:5px}
button,input,select,textarea{font:inherit}
button,a{-webkit-tap-highlight-color:transparent}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--gold);outline-offset:5px}
::selection{background:var(--gold);color:var(--bg)}
.skip_link{position:fixed;top:-100px;left:20px;z-index:100;background:var(--ink);color:var(--bg);padding:12px}
.skip_link:focus{top:12px}
.site_header{max-width:1440px;padding:26px 5%;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:24px;border-bottom:1px solid var(--line)}
.brand{display:inline-flex;align-items:center;gap:10px;font-family:Arial,sans-serif;font-size:25px;font-weight:800;letter-spacing:.015em;text-decoration:none}
.brand_dot{color:var(--gold);margin-left:-9px}
.brand_mark{display:flex;gap:3px;align-items:flex-end;width:30px;height:27px;margin-right:3px}
.brand_mark i{width:7px;background:var(--gold);height:11px}
.brand_mark i:nth-child(2){height:19px}
.brand_mark i:nth-child(3){height:27px}
nav{display:flex;align-items:center;gap:26px;font-size:12px}
nav a{text-decoration:none;white-space:nowrap}
nav a:hover{color:var(--gold)}
.nav_cta{border:1px solid #bca57c;padding:9px 17px}
.nav_cta span{margin-left:17px}
main{max-width:1240px;margin:auto;padding:46px 40px;min-height:72vh}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(30px,4vw,52px);line-height:1.5;letter-spacing:.035em}
h2{font-size:clamp(25px,3vw,38px);line-height:1.65;font-weight:600;letter-spacing:.05em}
h3{font-weight:600;line-height:1.7}
.eyebrow{font-family:Arial,sans-serif;letter-spacing:.17em;font-size:11px;color:var(--gold);font-weight:500}
.button,button{display:inline-flex;align-items:center;justify-content:center;gap:30px;border:1px solid var(--gold);background:var(--gold);color:var(--bg);padding:15px 25px;font-size:14px;font-weight:700;text-decoration:none;cursor:pointer;border-radius:0;transition:background .2s,transform .2s}
.button:hover,button:hover{background:#e9cfa0;transform:translateY(-2px)}
.button span{font-size:22px;line-height:1}
.secondary{background:transparent;color:var(--gold)}
.text_link{font-size:12px;text-decoration:none;border-bottom:1px solid #ffffff4a;padding:10px 0}
.text_link span{margin-left:14px}
.lead{font-size:19px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px;margin:32px 0}
article{background:var(--panel);padding:24px;border:1px solid var(--line)}
article strong{font-size:32px}
article h2{margin-top:0;font-size:23px}
.notice{border-left:3px solid var(--gold);padding:16px;background:var(--panel)}
input,select,textarea{max-width:100%;width:100%;padding:12px;background:#152630;color:var(--ink);border:1px solid #6f828d;border-radius:2px;font-size:16px}
input[type=checkbox]{width:auto;accent-color:var(--gold)}
form{max-width:720px}
form p{margin-bottom:24px}
label{display:block;margin-bottom:7px}
table{width:100%;border-collapse:collapse;font-size:14px}
td,th{text-align:left;padding:14px;border-bottom:1px solid var(--line)}
th{color:var(--gold);font-weight:500}
.scroll{overflow:auto}
.actions{display:flex;gap:12px;flex-wrap:wrap}
.danger{background:#833c38;color:white;border-color:#d99992}
.errorlist{color:#ffb3b3}
.site_footer{max-width:1440px;margin:auto;padding:44px 5%;border-top:1px solid var(--line);display:flex;align-items:center;gap:28px;font-size:12px;color:var(--muted)}
.site_footer p{margin:0;flex:1}
.site_footer .brand{color:var(--ink);font-size:23px}
.site_footer small{font-size:10px}

/* Public landing: architectural steps, editorial spacing, restrained movement. */
.landing main{max-width:1440px;padding:0 5%}
.hero{position:relative;display:grid;grid-template-columns:1.1fr 1fr;padding-top:70px;gap:15px}
.hero_copy{position:relative;z-index:2;padding-top:12px}
.hero .eyebrow{font-size:11px;display:flex;align-items:center;gap:12px;letter-spacing:.1em}
.tiny_line{display:block;width:28px;height:1px;background:var(--gold)}
.hero h1{font-size:clamp(35px,4.5vw,64px);line-height:1.5;letter-spacing:.025em;margin:27px 0 24px;font-weight:600;white-space:nowrap}
.gold_word{color:var(--gold)}
.hero_intro{font-size:17px;line-height:2;letter-spacing:.035em;margin-bottom:17px}
.hero_detail{color:var(--muted);font-size:13px;line-height:2.15}
.hero_actions{display:flex;align-items:center;gap:27px;margin-top:31px}
.hero_note{font-size:10px;color:var(--muted);margin-top:13px}
.hero_art{position:relative;min-width:0;min-height:535px;overflow:hidden;isolation:isolate;background:radial-gradient(ellipse at 55% 50%,#28413f80,transparent 65%)}
.art_grid{position:absolute;inset:0;background-image:linear-gradient(#d7b77c0b 1px,transparent 1px),linear-gradient(90deg,#d7b77c0b 1px,transparent 1px);background-size:44px 44px;mask-image:radial-gradient(ellipse,black,transparent 70%)}
.orb{position:absolute;border:1px solid #d7b77c22;border-radius:50%;width:380px;height:380px;left:11%;top:55px;transform:rotate(-32deg) scaleY(.65)}
.orb_two{width:510px;height:510px;left:-1%;top:0;transform:rotate(32deg) scaleY(.65)}
.art_caption{position:absolute;top:22px;right:5px;font:10px/1.6 Arial,sans-serif;letter-spacing:.18em;color:var(--muted)}
.stairs{position:absolute;width:390px;height:370px;left:50%;top:52%;transform:translate(-50%,-50%) translateY(var(--art_shift,0px));transition:transform .3s ease-out}
.step{position:absolute;width:100px;background:linear-gradient(100deg,#506269,#24383f);border:1px solid #8d9b9340;box-shadow:16px 27px 35px #0004;transform:skewY(-24deg);bottom:15px}
.step:before{content:'';position:absolute;left:-1px;top:-37px;width:100px;height:37px;transform:skewX(48deg);transform-origin:bottom;background:linear-gradient(135deg,#819088,#3e5154);border:1px solid #abb39a65}
.step:after{content:'';position:absolute;right:-42px;top:-19px;width:41px;height:100%;background:linear-gradient(90deg,#253b41,#172b31);transform:skewY(43deg);border:1px solid #82918126}
.step span{position:absolute;left:15px;top:12px;color:#dbe1d09c;font:10px Arial,sans-serif;letter-spacing:.14em}
.step_one{height:63px;left:0;z-index:5}
.step_two{height:115px;left:66px;bottom:44px;z-index:4}
.step_three{height:168px;left:132px;bottom:73px;z-index:3}
.step_four{height:220px;left:198px;bottom:102px;z-index:2}
.step_five{height:271px;left:264px;bottom:131px;z-index:1;background:linear-gradient(110deg,#c2a66b,#655737)}
.step_five:before{background:linear-gradient(135deg,#ead4a0,#b79c65)}
.step_five:after{background:linear-gradient(90deg,#8d764c,#4f4b39)}
.beacon{position:absolute;left:22px;top:-125px;height:92px;width:1px;background:linear-gradient(transparent,#e9d39e);box-shadow:0 0 30px 4px #d8b67528}
.beacon:after{content:'';position:absolute;bottom:0;left:-4px;width:9px;height:9px;background:#f5e6bd;border-radius:50%;box-shadow:0 0 23px #f5e6bd}
.art_baseline{position:absolute;bottom:22px;left:9%;right:0;display:flex;justify-content:space-between;border-top:1px solid var(--line);padding-top:15px;font-size:9px;letter-spacing:.12em;color:var(--muted)}
.orbit_dot{position:absolute;right:12%;top:40%;width:5px;height:5px;background:var(--gold);border-radius:50%}
.hero_bottom{grid-column:1/-1;display:flex;justify-content:space-between;align-items:center;padding:25px 0 34px;border-bottom:1px solid var(--line);font-size:10px;letter-spacing:.12em;color:var(--muted)}
.hero_bottom b{font-weight:400;margin:0 12px;color:#667875}
.hero_bottom a{text-decoration:none;font:9px Arial,sans-serif;letter-spacing:.12em}
.hero_bottom a span{margin-left:22px;color:var(--gold)}
.intro_section{display:grid;grid-template-columns:1fr 1fr;gap:50px;padding:106px 0}
.intro_section h2{margin-bottom:0}
.intro_section>div+div{padding-top:27px;font-size:13px;color:var(--muted);line-height:2.2}
.section_lead{font-size:19px;color:var(--ink);line-height:1.9}
.journey_section{padding:65px 0 80px;border-top:1px solid var(--line)}
.section_heading{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:32px}
.section_heading h2{margin-bottom:0}
.section_heading>p{font-size:11px;color:var(--muted)}
.journey_grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:55px}
.journey_button{display:flex;width:100%;padding:26px 0;background:none;color:var(--muted);border:0;border-bottom:1px solid var(--line);text-align:left;gap:20px;font-size:15px;font-weight:400;justify-content:start}
.journey_button span{font:11px Arial,sans-serif;color:var(--gold)}
.journey_button strong{font-weight:500;flex:1}
.journey_button i{font-size:22px;font-style:normal;transition:transform .2s}
.journey_button.active{color:var(--ink);border-color:var(--gold)}
.journey_button:hover{background:#ffffff04;transform:none;color:var(--gold)}
.journey_button.active i{transform:rotate(45deg);color:var(--gold)}
.journey_detail{background:#1a2b34;display:grid;grid-template-columns:145px 1fr;align-items:center;gap:30px;padding:35px;position:relative;overflow:hidden}
.detail_art{height:200px;position:relative}
.detail_ring{width:135px;height:135px;border:1px solid #d7b77c80;border-radius:50%;position:absolute;top:30px}
.detail_square{height:87px;width:87px;position:absolute;top:53px;left:24px;border:1px solid var(--gold);transform:rotate(45deg);transition:transform .6s}
.detail_number{position:absolute;inset:65px 0 0;text-align:center;font:56px Georgia,serif;color:var(--gold)}
.detail_copy .eyebrow{font-size:9px}
.detail_copy h3{font-size:20px;margin-bottom:14px}
.detail_copy>p:not(.eyebrow){font-size:12px;color:var(--muted);line-height:2}
.detail_tag{font-size:10px;color:var(--gold);border-top:1px solid var(--line);padding-top:14px;display:block}
.principles_section{background:var(--ink);color:#1b292e;margin:0 -5.556%;padding:80px 5.556%}
.principles_section .eyebrow{color:#77633f}
.principles_grid{display:grid;grid-template-columns:repeat(3,1fr);gap:45px;margin-top:38px}
.principles_grid article{background:none;border:0;border-top:1px solid #1b292e33;padding:24px 0 0}
.principle_icon{font-size:32px;color:#87734a}
.principles_grid h3{font-size:19px;margin:12px 0}
.principles_grid p{font-size:13px;line-height:2;color:#536066}
.conditions_section{display:grid;grid-template-columns:1fr 1fr;gap:60px;padding:95px 0}
.capacity{display:flex;gap:24px;align-items:center}
.capacity strong{font:72px Georgia,serif;color:var(--gold)}
.capacity strong span{font:14px sans-serif;margin-left:10px}
.capacity p{font-size:12px;margin:0}
.capacity small{font-size:10px;color:var(--muted)}
.faq_list{padding-top:25px}
details{border-bottom:1px solid var(--line);padding:22px 0}
summary{display:flex;list-style:none;justify-content:space-between;gap:20px;cursor:pointer;font-size:14px}
summary::-webkit-details-marker{display:none}
summary span{color:var(--gold)}
details[open] summary span{transform:rotate(45deg)}
details p{font-size:12px;color:var(--muted);margin:20px 25px 0 0;line-height:2.1}
.closing_section{position:relative;overflow:hidden;text-align:center;padding:73px 25px 80px;border:1px solid var(--line);margin-bottom:75px;background:radial-gradient(ellipse at 50% 100%,#35443a60,transparent 75%)}
.closing_section>*:not(.closing_circle){position:relative}
.closing_section h2{font-size:clamp(38px,5vw,60px);line-height:1.5;margin:15px 0}
.closing_section>p{font-size:12px}
.closing_section .eyebrow{font-size:10px}
.closing_section .button{margin-top:15px}
.closing_section .closing_note{font-size:10px;color:var(--muted);margin-top:22px}
.closing_circle{position:absolute;width:620px;height:620px;border:1px solid #d7b77c1a;border-radius:50%;left:50%;top:30px;transform:translateX(-50%)}
.line_link{display:block;width:fit-content;margin:16px auto}
.reveal{opacity:1}
.motion_ready .reveal{opacity:0;transform:translateY(22px);transition:opacity .7s,transform .7s}
.motion_ready .reveal.visible{opacity:1;transform:none}

@media(min-width:1500px){.hero h1{font-size:64px}
}
@media(max-width:1000px){.hero{grid-template-columns:1.1fr .9fr;padding-top:45px}
.hero h1{font-size:44px}
.stairs{scale:.8}
.hero_art{min-height:510px}
.hero_actions{gap:15px;flex-wrap:wrap}
.journey_grid{gap:25px}
.journey_detail{grid-template-columns:1fr;padding:25px;gap:10px}
.detail_art{display:none}
.site_header{padding:20px 5%}
nav{gap:16px}
.site_footer{flex-wrap:wrap}
.site_footer p{min-width:40%}
}
@media(max-width:700px){.site_header{align-items:start;gap:14px;flex-direction:column}
.brand{font-size:24px}
nav{width:100%;gap:18px;font-size:11px;flex-wrap:wrap}
.nav_cta{margin-left:auto;padding:5px 12px}
.nav_cta span{margin-left:7px}
main{padding:30px 22px}
.landing main{padding:0 6%}
.hero{grid-template-columns:1fr;padding-top:30px;gap:0}
.hero_copy{padding:0}
.hero h1{font-size:clamp(32px,7.6vw,51px);margin-top:22px}
.hero_intro{font-size:15px}
.hero_detail{font-size:12px}
.hero_actions{margin-top:24px;gap:22px}
.button{padding:14px 20px;font-size:12px}
.hero .eyebrow{font-size:10px}
.hero_note{margin-bottom:0}
.hero_art{min-height:330px;margin-top:5px}
.stairs{scale:.66;top:57%;left:43%;transform-origin:center}
.art_caption{top:20px;font-size:8px}
.orb{width:280px;height:280px;top:0;left:14%}
.orb_two{width:360px;height:360px;left:2%;top:-30px}
.art_baseline{bottom:7px;left:0;font-size:8px}
.hero_bottom{padding:21px 0;font-size:8px}
.hero_bottom b{margin:0 5px}
.hero_bottom a{font-size:0}
.hero_bottom a span{font-size:16px}
.intro_section{grid-template-columns:1fr;gap:16px;padding:60px 0}
.intro_section>div+div{padding:0;font-size:12px}
.section_lead{font-size:17px}
.journey_section{padding:45px 0 55px}
.section_heading{display:block}
.section_heading>p{margin-top:12px}
.journey_grid{grid-template-columns:1fr;gap:25px}
.journey_button{padding:20px 0;font-size:14px}
.journey_detail{min-height:260px}
.detail_copy h3{font-size:23px}
.principles_section{margin:0 -6.819%;padding:55px 6.819%}
.principles_grid{grid-template-columns:1fr;gap:22px;margin-top:28px}
.principles_grid article{padding-top:19px}
.principle_icon{float:left;width:52px;font-size:27px}
.principles_grid h3{margin:0 0 10px 52px;font-size:18px}
.principles_grid p{margin-left:52px;font-size:12px}
.conditions_section{grid-template-columns:1fr;gap:10px;padding:55px 0}
.faq_list{padding:0}
.closing_section{margin-bottom:45px;padding:50px 17px}
.closing_section .closing_note{font-size:9px}
.site_footer{gap:16px;padding:30px 6%}
.site_footer p{flex-basis:100%;order:2}
.site_footer small{margin-left:auto}
.site_footer>a:not(.brand){margin-left:auto}
.grid{grid-template-columns:1fr}
h1{font-size:30px}
.desktop_break{display:none}
}

@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}
*,*:before,*:after{transition:none!important;animation:none!important}
.motion_ready .reveal{opacity:1;transform:none}
.stairs{--art_shift:0px!important}
}


.skip_link:not(:focus){width:1px;height:1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap}

@media(max-width:700px){.stairs{top:43%}
}