@font-face{font-family:Caveat;src:url('fonts/Caveat-variable.woff2') format('woff2');font-weight:400 700;font-style:normal;font-display:swap}
@font-face{font-family:Yomogi;src:url('fonts/Yomogi-Regular.woff2') format('woff2');font-weight:400;font-style:normal;font-display:swap}
.contact-section,.letter-flight{--letter-font:Caveat,Yomogi,"Noto Sans JP",sans-serif;--contact-leading:2.5rem}
.contact-letter .contact-salutation{font:400 clamp(2rem,3vw,2.5rem)/1.2 var(--letter-font);letter-spacing:0}
.contact-letter textarea{font-family:var(--letter-font);font-size:1.5rem;line-height:var(--contact-leading);letter-spacing:0}
.contact-field #contact-name{font-family:var(--letter-font);font-size:1.5rem;line-height:1.35;letter-spacing:0}
.contact-form.is-letter-flying .contact-letter,.contact-form.is-letter-flying .contact-fields{opacity:0}
.letter-flight{position:fixed;inset:0;z-index:80;overflow:hidden;pointer-events:none;contain:strict}
.letter-flight-actor{position:absolute;left:0;top:0;transform-origin:50% 50%;will-change:transform,width,height}
.letter-flight-paper,.letter-flight-wing,.letter-flight-spine,.letter-flight-content,.letter-flight-creases{position:absolute;inset:0;width:100%;height:100%}
.letter-flight-paper,.letter-flight-wing{background:#fff}
.letter-flight-wing-upper{clip-path:polygon(0% 0%,100% 0%,100% 50%,0% 50%)}
.letter-flight-wing-lower{clip-path:polygon(0% 50%,100% 50%,100% 100%,0% 100%)}
.letter-flight-spine{clip-path:polygon(26% 48%,40% 65%,100% 40%);background:#dce4ff;opacity:0}
.letter-flight-content{overflow:hidden;color:var(--ink);font:400 1.5rem/var(--contact-leading) var(--letter-font)}
.letter-flight-greeting{font-size:clamp(2rem,3vw,2.5rem);line-height:1.2;margin:0 0 20px}
.letter-flight-message{white-space:pre-wrap;overflow-wrap:anywhere;overflow:hidden;background:repeating-linear-gradient(to bottom,transparent 0,transparent calc(var(--contact-leading) - 1px),var(--line) calc(var(--contact-leading) - 1px),var(--line) var(--contact-leading))}
.letter-flight-byline{display:flex;align-items:baseline;justify-content:space-between;gap:24px;margin-top:30px;overflow:hidden}
.letter-flight-name{overflow-wrap:anywhere}
.letter-flight-email{font:400 .875rem/1.6 var(--font);overflow-wrap:anywhere}
.letter-flight-creases{fill:none;stroke:var(--blue);stroke-width:.7;stroke-linecap:round;stroke-linejoin:round;opacity:0;overflow:visible}
@media(max-width:520px){
 .contact-section,.letter-flight{--contact-leading:2.375rem}
 .contact-letter textarea,.letter-flight-content{font-size:1.375rem}
 .letter-flight-greeting{margin-bottom:16px}
 .letter-flight-byline{flex-direction:column;gap:12px;margin-top:28px}
}
@media(prefers-reduced-motion:reduce){.letter-flight{display:none}}