:root{--black-0: #070503;--black-1: #0a0805;--black-2: #141008;--black-3: #1e1810;--gold-hi: #e8c860;--gold: #d4af37;--gold-mid: #b8912e;--gold-lo: #8a6d1f;--gold-dim: #9a8348;--gold-line: #4a3a15;--cream: #f0e6c8;--seal-red: #7a1220;--seal-red-hi: #a01a2e;--glow-gold: 0 0 24px rgba(212, 175, 55, .25);--glow-gold-strong: 0 0 48px rgba(232, 200, 96, .35);--hero-light: radial-gradient( ellipse 80% 60% at 50% 30%, #1a1206 0%, var(--black-1) 70% );--text-xs: .75rem;--text-sm: clamp(.8rem, .76rem + .2vw, .9rem);--text-base: clamp(1rem, .92rem + .4vw, 1.125rem);--text-lg: clamp(1.2rem, 1.05rem + .7vw, 1.5rem);--text-xl: clamp(1.6rem, 1.3rem + 1.4vw, 2.25rem);--text-hero: clamp(2.1rem, 1.2rem + 4.8vw, 4.2rem);--space-1: .5rem;--space-2: 1rem;--space-3: 1.75rem;--space-4: 2.75rem;--space-section: clamp(4rem, 3rem + 5vw, 9rem);--content-max: 64rem;--duration-fast: .18s;--duration-normal: .38s;--duration-slow: .9s;--ease-out-expo: cubic-bezier(.16, 1, .3, 1);--ease-luxe: cubic-bezier(.25, .8, .25, 1)}:root{--font-display: "Hiragino Mincho ProN", "Yu Mincho", YuMincho, "Songti SC", "Noto Serif JP", Georgia, "Times New Roman", serif;--font-body: "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, -apple-system, "Segoe UI", Roboto, sans-serif}h1,h2,h3,.display{font-family:var(--font-display);font-weight:500;letter-spacing:.04em;color:var(--cream)}body{font-family:var(--font-body);font-size:var(--text-base);line-height:1.7;color:var(--cream)}.label-gold{font-family:var(--font-display);font-size:var(--text-xs);letter-spacing:.35em;text-transform:uppercase;color:var(--gold)}.text-dim{color:var(--gold-dim)}*,*:before,*:after{box-sizing:border-box;margin:0}html{color-scheme:dark;scroll-behavior:smooth}body{background:var(--black-1);min-height:100vh;-webkit-font-smoothing:antialiased}img,canvas,svg{max-width:100%;display:block}a{color:var(--gold-hi)}button{font:inherit;cursor:pointer}:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:2px}.site-header{position:fixed;inset:0 0 auto;z-index:10;display:flex;justify-content:space-between;align-items:center;padding:.9rem clamp(1rem,4vw,2.5rem);background:linear-gradient(180deg,#070503eb,#07050300)}.brand{font-family:var(--font-display);font-size:var(--text-xs);letter-spacing:.35em;color:var(--gold);user-select:none;white-space:nowrap}main section{scroll-margin-top:4.5rem}@media(max-width:560px){.brand{font-size:.6rem;letter-spacing:.18em}.lang-toggle button{padding:.3rem .4rem}}@media(max-width:480px){.brand{display:none}.site-header{justify-content:flex-end}}.lang-toggle{display:flex;gap:.25rem}.lang-toggle button{background:transparent;border:1px solid transparent;color:var(--gold-dim);font-size:var(--text-xs);letter-spacing:.08em;padding:.35rem .55rem;border-radius:2px;white-space:nowrap;transition:color var(--duration-fast) var(--ease-luxe),border-color var(--duration-fast) var(--ease-luxe)}.lang-toggle button:hover{color:var(--gold-hi)}.lang-toggle button[aria-pressed=true]{color:var(--gold-hi);border-color:var(--gold-lo)}.section-inner{max-width:var(--content-max);margin-inline:auto;padding:var(--space-section) clamp(1.25rem,5vw,3rem)}.gold-rule{width:3.5rem;height:1px;background:linear-gradient(90deg,transparent,var(--gold),transparent);border:0;margin:var(--space-3) auto}.btn-gold{display:inline-block;background:linear-gradient(180deg,var(--gold-hi),var(--gold-mid));color:var(--black-0);font-family:var(--font-display);font-size:var(--text-sm);letter-spacing:.18em;text-transform:uppercase;text-decoration:none;border:0;border-radius:2px;padding:.95rem 2.4rem;box-shadow:var(--glow-gold);transition:transform var(--duration-fast) var(--ease-luxe),box-shadow var(--duration-fast) var(--ease-luxe)}.btn-gold:hover{transform:translateY(-2px);box-shadow:var(--glow-gold-strong)}.btn-gold:active{transform:translateY(0)}.btn-outline{display:inline-block;background:transparent;color:var(--gold);font-family:var(--font-display);font-size:var(--text-sm);letter-spacing:.18em;text-transform:uppercase;text-decoration:none;border:1px solid var(--gold-lo);border-radius:2px;padding:.95rem 2.4rem;transition:color var(--duration-fast) var(--ease-luxe),border-color var(--duration-fast) var(--ease-luxe),box-shadow var(--duration-fast) var(--ease-luxe)}.btn-outline:hover{color:var(--gold-hi);border-color:var(--gold);box-shadow:var(--glow-gold)}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.hero{position:relative;min-height:100svh;display:grid;place-items:center;overflow:hidden;background:var(--hero-light)}.hero-light{position:absolute;inset:0;background:radial-gradient(ellipse 60% 45% at 50% 38%,rgba(212,175,55,.14),transparent 70%);pointer-events:none}.particles{position:absolute;inset:0;pointer-events:none}.hero-content{position:relative;text-align:center;padding:6rem 1.5rem 4rem;max-width:46rem}.hero-badge{margin-bottom:var(--space-3)}.hero-seal{width:5.5rem;height:5.5rem;margin:0 auto var(--space-3);border-radius:50%;border:1px solid var(--gold-lo);display:grid;place-items:center;background:radial-gradient(circle at 35% 30%,var(--black-3),var(--black-1));box-shadow:var(--glow-gold);animation:seal-pulse 3.2s var(--ease-luxe) infinite}.hero-seal span{font-family:var(--font-display);font-size:1.9rem;color:var(--gold);letter-spacing:.05em}@keyframes seal-pulse{0%,to{box-shadow:0 0 20px #d4af372e;transform:scale(1)}50%{box-shadow:0 0 44px #e8c86066;transform:scale(1.03)}}.hero-title{font-size:var(--text-hero);line-height:1.18;text-wrap:balance}.hero-subtitle{font-size:var(--text-lg);margin-bottom:var(--space-4);text-wrap:balance}.hero-cta{margin-top:var(--space-2)}@media(prefers-reduced-motion:reduce){.hero-seal{animation:none}}.mechanic{background:linear-gradient(180deg,var(--black-1),var(--black-0))}.mechanic-inner{text-align:center}.mechanic-title{font-size:var(--text-xl);max-width:34rem;margin-inline:auto;margin-bottom:var(--space-4);text-wrap:balance}.mechanic-stage{position:relative;min-height:16rem;display:grid;place-items:center;gap:var(--space-2)}.mechanic-hint{font-size:var(--text-sm);letter-spacing:.12em}.omikuji-box{position:relative;width:7rem;height:10rem;background:none;border:0;padding:0;will-change:transform}.omikuji-body{position:absolute;inset:1.6rem 0 0;background:linear-gradient(160deg,var(--black-3),var(--black-2) 70%);border:1px solid var(--gold-lo);border-radius:.4rem .4rem .7rem .7rem;box-shadow:var(--glow-gold),inset 0 1px #e8c86026;display:grid;place-items:center}.omikuji-kanji{writing-mode:vertical-rl;font-family:var(--font-display);color:var(--gold);font-size:1.15rem;letter-spacing:.35em}.omikuji-sticks{position:absolute;top:.2rem;left:50%;transform:translate(-50%);display:flex;gap:.3rem;align-items:flex-end}.omikuji-sticks i{display:block;width:.42rem;border-radius:.2rem;background:linear-gradient(180deg,var(--gold-hi),var(--gold-mid))}.omikuji-sticks i:nth-child(1){height:1.9rem}.omikuji-sticks i:nth-child(2){height:1.4rem}.omikuji-sticks i:nth-child(3){height:1.7rem}.omikuji-stick-out{position:absolute;top:1rem;left:50%;transform:translate(-50%);width:.5rem;height:3.4rem;border-radius:.25rem;background:linear-gradient(180deg,var(--gold-hi),var(--gold));opacity:0;box-shadow:var(--glow-gold-strong);will-change:transform,opacity}.omikuji-box:hover .omikuji-body{box-shadow:var(--glow-gold-strong)}.envelope-shell{position:relative;width:15rem;height:10rem;background:none;border:0;padding:0;perspective:700px;will-change:transform}.envelope-shell:before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,var(--black-2),var(--black-3));border:1px solid var(--gold-lo);border-radius:.35rem}.envelope-card{position:absolute;inset:.7rem .9rem;background:linear-gradient(160deg,var(--cream),#d9cba0);border-radius:.2rem;opacity:0;will-change:transform,opacity}.envelope-card:after{content:"";position:absolute;inset:.8rem;border:1px solid var(--gold-mid);border-radius:.1rem}.envelope-front{position:absolute;inset:0;clip-path:polygon(0 32%,50% 62%,100% 32%,100% 100%,0 100%);background:linear-gradient(180deg,var(--black-3),var(--black-2));border:1px solid var(--gold-lo);border-radius:.35rem;box-shadow:var(--glow-gold)}.envelope-flap{position:absolute;inset:0 0 auto;height:52%;clip-path:polygon(0 0,100% 0,50% 100%);background:linear-gradient(180deg,var(--black-2),var(--black-3));border-top:1px solid var(--gold-lo);transform-style:preserve-3d;will-change:transform;z-index:2}.envelope-seal{position:absolute;top:42%;left:50%;transform:translate(-50%,-50%);width:3rem;height:3rem;z-index:3;filter:drop-shadow(0 3px 8px rgba(0,0,0,.55))}.seal-half{position:absolute;inset:0;border-radius:50%;background:radial-gradient(circle at 38% 32%,var(--seal-red-hi),var(--seal-red) 65%);will-change:transform,opacity}.seal-half:after{content:"VP";position:absolute;inset:0;display:grid;place-items:center;font-family:var(--font-display);font-size:.95rem;letter-spacing:.08em;color:var(--cream)}.seal-left{clip-path:inset(0 50% 0 0)}.seal-right{clip-path:inset(0 0 0 50%)}.envelope-shell:hover .envelope-front{box-shadow:var(--glow-gold-strong)}.mechanic-result{margin-top:var(--space-3);opacity:0;transform:translateY(14px)}.mechanic-result.is-shown{opacity:1;transform:translateY(0);transition:opacity var(--duration-slow) var(--ease-out-expo),transform var(--duration-slow) var(--ease-out-expo)}.mechanic-result-glyph{font-family:var(--font-display);font-size:clamp(3rem,2rem + 5vw,5.5rem);color:var(--gold-hi);text-shadow:0 0 34px rgba(232,200,96,.45);line-height:1.15}.mechanic-result-sub{font-size:var(--text-lg);margin-top:var(--space-1)}.mechanic-locked{margin-top:var(--space-3);font-size:var(--text-sm);color:var(--gold-dim);letter-spacing:.08em}.mechanic-padlock{display:inline-block;margin-right:.4rem}.gate{background:var(--black-0)}.gate-inner{text-align:center;max-width:34rem}.gate-title{font-size:var(--text-xl);margin-bottom:var(--space-4);text-wrap:balance}.gate-form{display:grid;gap:var(--space-3);text-align:left}.gate-field{display:grid;gap:.45rem}.gate-field label{font-family:var(--font-display);font-size:var(--text-xs);letter-spacing:.22em;text-transform:uppercase;color:var(--gold)}.gate-field input{background:var(--black-2);border:1px solid var(--gold-line);border-radius:2px;color:var(--cream);font-size:var(--text-base);padding:.9rem 1rem;transition:border-color var(--duration-fast) var(--ease-luxe),box-shadow var(--duration-fast) var(--ease-luxe)}.gate-field input::placeholder{color:#9a83488c}.gate-field input:focus{outline:none;border-color:var(--gold);box-shadow:var(--glow-gold)}.gate-field input[aria-invalid=true]{border-color:var(--seal-red-hi)}.gate-error{color:#d98a94;font-size:var(--text-sm)}.gate-hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}.gate-submit{width:100%;margin-top:var(--space-1)}.gate-submit:disabled{opacity:.7;cursor:wait;transform:none}.gate-trust{text-align:center;font-size:var(--text-sm)}.gate.is-unlocked{display:none}.club{background:linear-gradient(180deg,var(--black-0),var(--black-1))}.club-inner{text-align:center}.club-title{font-size:var(--text-xl);margin-bottom:var(--space-4)}.offer-card{background:var(--black-2);border:1px solid var(--gold-line);border-radius:4px;padding:var(--space-3);display:grid;gap:var(--space-1);justify-items:center;transition:border-color var(--duration-fast) var(--ease-luxe),box-shadow var(--duration-fast) var(--ease-luxe),transform var(--duration-fast) var(--ease-luxe)}.offer-card:hover{border-color:var(--gold-lo);box-shadow:var(--glow-gold);transform:translateY(-3px)}.offer-featured{border-color:var(--gold-lo);background:radial-gradient(ellipse 90% 100% at 50% 0%,rgba(212,175,55,.08),transparent 60%),var(--black-2);box-shadow:var(--glow-gold);padding:var(--space-4) var(--space-3);margin-bottom:var(--space-4)}.offer-badge{margin-bottom:var(--space-1)}.offer-brand{font-size:var(--text-lg)}.offer-featured .offer-brand{font-size:var(--text-xl)}.offer-bonus{color:var(--gold-hi);font-size:var(--text-base);margin-bottom:var(--space-2)}.offer-featured .offer-bonus{font-size:var(--text-lg)}.offer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(15rem,1fr));gap:var(--space-2)}.privileges{background:var(--black-1);border-top:1px solid var(--gold-line)}.privileges-inner{text-align:center;padding-block:var(--space-4)}.privilege-grid{margin-top:var(--space-3);display:grid;grid-template-columns:repeat(auto-fit,minmax(13rem,1fr));gap:var(--space-3)}.privilege-icon{color:var(--gold);display:inline-block;margin-bottom:var(--space-1)}.privilege-name{font-size:var(--text-base)}.privilege-sub{font-size:var(--text-sm)}.footer{border-top:1px solid var(--gold-line);background:var(--black-0)}.footer-inner{max-width:var(--content-max);margin-inline:auto;padding:var(--space-4) clamp(1.25rem,5vw,3rem);text-align:center;display:grid;gap:var(--space-1)}.footer-line{font-size:var(--text-sm);color:var(--gold-dim)}.footer-age{font-weight:700;color:var(--gold)}