:root{--kuro: #140C04;--sumi: #1E1108;--cha-mid: #251508;--kin: #C9A96E;--kin-light: #DCBD8A;--kin-deep: #A88548;--shu: #9B6A3A;--shu-hover: #B07D48;--washi: #F2EAD5;--parch: #271608;--parch-dark: #321D0A;--washi-dark: rgba(201, 169, 110, .18);--haiiro: #8B7A62;--card-bg: linear-gradient(145deg, #1E1108 0%, #251508 100%);--font-serif-jp: "Shippori Mincho B1", "Noto Serif JP", Georgia, serif;--font-serif-en: "Cormorant Garamond", Georgia, serif;--font-sans: "Noto Sans JP", sans-serif;--sp-1: .25rem;--sp-2: .5rem;--sp-3: .75rem;--sp-4: 1rem;--sp-6: 1.5rem;--sp-8: 2rem;--sp-10: 2.5rem;--sp-12: 3rem;--sp-16: 4rem;--sp-20: 5rem;--sp-24: 6rem;--max-w: 1200px;--content-w: 760px;--ease: .3s ease;--ease-slow: .65s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;scroll-padding-top:5rem;font-size:16px}body{font-family:var(--font-serif-jp);background-color:var(--kuro);background-image:radial-gradient(ellipse 110% 55% at 88% 4%,rgba(65,38,10,.7) 0%,transparent 60%),radial-gradient(ellipse 85% 50% at 12% 96%,rgba(45,25,6,.75) 0%,transparent 55%),linear-gradient(170deg,#180e05,#120a03 45%,#1c1005);background-attachment:fixed;color:var(--washi);line-height:1.85;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}img{max-width:100%;height:auto;display:block}a{color:inherit;text-decoration:none}button{font-family:inherit;cursor:pointer;border:none;background:none}ul,ol{list-style:none}.container{max-width:var(--max-w);margin:0 auto;padding:0 var(--sp-6)}@media(max-width:640px){.container{padding:0 var(--sp-4)}}section{padding:var(--sp-20) 0}@media(max-width:640px){section{padding:var(--sp-12) 0}}.section-label{display:block;font-family:var(--font-serif-en);font-size:.75rem;letter-spacing:.3em;color:var(--haiiro);text-transform:uppercase;margin-bottom:var(--sp-2)}.section-title{font-family:var(--font-serif-jp);font-size:clamp(1.5rem,3vw,2.25rem);font-weight:600;color:var(--kin);letter-spacing:.1em;line-height:1.3}.section-rule{width:2.5rem;height:1px;background:var(--kin);margin:var(--sp-4) 0 var(--sp-8)}.btn{display:inline-flex;align-items:center;gap:var(--sp-2);padding:.8125rem 2rem;font-family:var(--font-serif-jp);font-size:.9375rem;letter-spacing:.1em;transition:background var(--ease),color var(--ease),border-color var(--ease);cursor:pointer;line-height:1}.btn-primary{background:var(--shu);color:var(--washi);border:1px solid var(--shu)}.btn-primary:hover,.btn-primary:focus-visible{background:var(--shu-hover);border-color:var(--shu-hover)}.btn-outline{background:transparent;color:var(--kin);border:1px solid var(--kin)}.btn-outline:hover,.btn-outline:focus-visible{background:var(--kin);color:var(--kuro)}.fade-in{opacity:0;transform:translateY(1.25rem);transition:opacity var(--ease-slow),transform var(--ease-slow)}.fade-in.is-visible{opacity:1;transform:none}@media(prefers-reduced-motion:reduce){.fade-in{opacity:1;transform:none;transition:none}}.section-light{background-color:var(--parch);background-image:radial-gradient(ellipse 100% 60% at 50% 100%,rgba(50,28,8,.9) 0%,transparent 60%),radial-gradient(ellipse 80% 40% at 20% 0%,rgba(40,22,5,.5) 0%,transparent 55%);color:var(--washi)}.section-light .section-title{color:var(--kin)}.section-light .section-rule{background:var(--kin)}.section-light .section-label{color:var(--haiiro)}.page-banner{background-color:var(--sumi);background-image:radial-gradient(ellipse 100% 80% at 50% 120%,rgba(55,32,8,.8) 0%,transparent 60%),radial-gradient(ellipse 60% 60% at 80% 20%,rgba(40,22,5,.5) 0%,transparent 55%);border-bottom:1px solid rgba(201,169,110,.15);padding:7rem 0 var(--sp-12)}.page-banner-label{font-family:var(--font-serif-en);font-size:.75rem;letter-spacing:.3em;color:var(--haiiro);text-transform:uppercase;margin-bottom:var(--sp-2)}.page-banner-title{font-family:var(--font-serif-jp);font-size:clamp(2rem,5vw,3.5rem);font-weight:600;color:var(--washi);letter-spacing:.1em;line-height:1.2}.page-banner-sub{margin-top:var(--sp-4);font-size:1rem;color:#f5efe699;max-width:42rem;line-height:1.8}:focus-visible{outline:2px solid var(--kin);outline-offset:3px}