/* Reception: paper, ink, and a portrait. One shared alignment. */
.entrance-page{--font-body:'Noto Sans JP','Hiragino Kaku Gothic ProN',sans-serif;--rule:#d5d9dd;--violet:#6a547e;color:#293e4c;background:#f6f5f2;font-size:17px;line-height:1.85}
.entrance-page header,.entrance-page main,.entrance-page footer{max-width:1280px;margin:auto;padding-left:40px;padding-right:40px}
.entrance-page header{padding-top:22px;padding-bottom:22px;border-bottom:1px solid var(--rule)}
.entrance-page .brand{gap:12px;font-size:23px;letter-spacing:-.045em}.brand img{border-radius:8px}.brand span{display:grid;line-height:1.2}.brand small{font:10px/1.8 var(--font-mono);letter-spacing:0;color:#6c7e8b}
.header-note{margin-left:auto;display:flex;gap:8px;align-items:center;color:#657887!important;font-size:10px!important}.header-note i{width:5px;height:5px;border-radius:50%;background:#699885}.header-chess{font-size:14px;text-decoration:none;border-bottom:1px solid #91a1ad;padding:8px 0;margin-left:20px}
.entrance-page main{padding-top:0;padding-bottom:56px;background:none}.welcome{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:center;gap:48px;min-height:680px}.welcome-copy{padding:40px 0}.welcome-copy>.eyebrow{font-size:10px;letter-spacing:.1em;display:flex;align-items:center;gap:12px}.welcome-copy>.eyebrow span{font-size:22px;color:#8870a0}
.entrance-page h1{font-size:clamp(38px,4.4vw,60px);font-weight:500;letter-spacing:-.04em;line-height:1.45;margin:22px 0 24px}.entrance-page h1>span{color:#698394}.entrance-page .intro{font-size:17px;line-height:2;color:#506878}.welcome-aside{font-size:14px;color:#657c89;margin:18px 0 0}
.opening-ticket{display:flex;align-items:center;gap:16px;margin:24px 0;padding:0 0 0 16px;border-left:2px solid #9380a8}.opening-mark{font-size:34px;color:#57778d}.opening-ticket small{font:10px var(--font-mono);letter-spacing:.06em;color:#6b8090}.opening-ticket strong{display:block;font:26px/1.6 var(--font-mono);color:#354f60}.opening-ticket strong span{font:14px var(--font-body);margin-left:16px;color:var(--violet)}
.hero-actions{display:flex;gap:16px 24px;align-items:center;flex-wrap:wrap}.challenge-cta{padding:14px 28px;background:#344e60;color:white;text-decoration:none;border-radius:4px;font-size:17px;font-weight:500}.challenge-cta:hover{background:#243b4c}.welcome-link{font-size:14px;text-underline-offset:6px}
.welcome-art{position:relative;min-width:0;padding:20px 0 40px}.keeper-portrait .keeper-hello{display:block;border:0;border-radius:0;background:none;width:100%;margin:0;padding:0;line-height:0;box-shadow:none;cursor:pointer;transform:perspective(1100px) rotateX(var(--tilt-y,0deg)) rotateY(var(--tilt-x,0deg));transition:transform .35s ease}
.keeper-portrait .keeper-hello img{display:block;width:100%;height:auto;max-height:690px;object-fit:contain;mask-image:linear-gradient(transparent,#000 7%,#000 88%,transparent);user-select:none;-webkit-user-drag:none}.art-caption{display:block;position:absolute;top:26px;left:0;z-index:1;font:10px var(--font-mono);letter-spacing:.14em;color:#6b7b90}
/* A visual-novel dialogue window, with a real next-line control. */
.keeper-dialogue-window{position:absolute;bottom:40px;left:0;right:0;padding:26px 26px 18px;border:1px solid #bdb0cb;border-radius:3px 18px 3px 3px;background:#fffcf8ed;box-shadow:0 12px 36px #3c2d4c14;backdrop-filter:blur(12px)}
.dialogue-name{position:absolute;top:-16px;left:20px;padding:4px 17px;background:#59446d;color:white;border:1px solid #a995bc;font-size:13px;letter-spacing:.06em}.dialogue-name small{font:9px var(--font-mono);color:#d7c8e3;margin-left:14px}
.entrance-page .keeper-speech{margin:0;min-height:3.6em;color:#3a304b;font-size:clamp(17px,1.8vw,22px);font-weight:500;line-height:1.8;letter-spacing:.01em;white-space:pre-line}.entrance-page .dialogue-next{width:auto;margin:0 0 0 auto;padding:5px 0 0 18px;min-width:74px;min-height:44px;border:0;border-radius:0;background:transparent;color:#755b8c;font:11px var(--font-mono);letter-spacing:.12em}.dialogue-next span{display:inline-block;margin-left:8px;font-size:17px}.dialogue-next:hover{color:#30203f}
.path-heading{display:flex;justify-content:space-between;gap:20px;align-items:center;padding:24px 0 18px;border-bottom:1px solid var(--rule);font-size:17px;scroll-margin-top:24px}.path-heading .eyebrow{font-size:10px;white-space:nowrap;color:#687c8c}.entrance-page .paths{gap:48px;margin-top:0}.entrance-page .path{padding:32px 0 16px;background:none;border:0;border-radius:0;box-shadow:none}.path-top{display:flex;align-items:center;justify-content:space-between}.path-icon{width:32px;height:32px;stroke:#718ca0;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}.agent .path-icon{stroke:#88709f}.entrance-page .path h2{font-size:26px;margin:12px 0;color:#304f61}.entrance-page .agent h2{color:var(--violet)}.entrance-page .path p{font-size:16px;color:#556d7b}.entrance-page .path .eyebrow{font:10px var(--font-mono);color:#6b7f8b}.entrance-page .path .small,.entrance-page .path .support-english{font-size:13px;line-height:1.8;color:#647780;margin-top:14px}
.entrance-page .path .button,.entrance-page .path button{font-size:16px;min-height:50px;border-radius:4px;margin-top:20px}.entrance-page .agent .button{background:#6a547e;color:white;border-color:#6a547e}.entrance-page .agent .button:hover{background:#534165}.protocol{font-size:14px;text-underline-offset:5px}.agent-command{padding:12px 16px;background:#eeeaf0;margin:18px 0;border-left:2px solid #a496b1}.agent-command>span{display:block;font:10px var(--font-mono);color:#79658b;margin-bottom:8px}.agent-command code{font:13px/1.7 var(--font-mono);color:#493656}
.agent-support-note{padding-top:16px;border-top:1px solid var(--rule)}.entrance-page .entry-details{font-size:14px;margin-top:28px;padding-top:22px;border-color:var(--rule)}.entry-details p{max-width:850px}.entrance-page #human-widget:empty,.entrance-page #human-status:empty{display:none}.entrance-page .agent-brief{font-size:14px;margin-top:22px;padding:18px 0 0;border-color:var(--rule)}.agent-brief summary{color:var(--violet)}
.entrance-page footer{padding-top:24px;padding-bottom:32px;display:flex;justify-content:space-between;gap:16px;border-top:1px solid var(--rule);font-size:10px;line-height:1.8;color:#657b8a}.entrance-page footer span:last-child{font-family:var(--font-body);letter-spacing:.03em}.skip-link{position:fixed;top:-100px;left:20px;z-index:50;background:white;padding:12px}.skip-link:focus{top:12px}
@media(prefers-reduced-motion:no-preference){.keeper-hello.is-greeting img{animation:keeper-nod .6s ease}@keyframes keeper-nod{50%{transform:translateY(-3px) rotate(.5deg)}}}
@media(max-width:1000px){.entrance-page header,.entrance-page main,.entrance-page footer{padding-left:28px;padding-right:28px}.welcome{gap:28px;min-height:600px}.entrance-page h1{font-size:40px}.welcome-copy{padding:36px 0}.keeper-dialogue-window{padding:24px 18px 12px}.entrance-page .keeper-speech{font-size:18px}.header-note{display:none}}
@media(max-width:700px){.entrance-page header,.entrance-page main,.entrance-page footer{padding-left:20px;padding-right:20px}.entrance-page header{padding-top:16px;padding-bottom:16px}.entrance-page .brand{font-size:21px}.header-chess{margin-left:auto;font-size:13px}.welcome{grid-template-columns:1fr;gap:0;min-height:0}.welcome-copy{padding:30px 0 0}.entrance-page h1{font-size:clamp(34px,9vw,48px);margin:16px 0 20px}.entrance-page .intro{font-size:16px}.welcome-aside{font-size:13px}.welcome-art{width:min(100%,470px);margin:12px auto 0;padding-bottom:44px}.keeper-portrait .keeper-hello img{max-height:570px}.art-caption{font-size:9px;top:20px}.keeper-dialogue-window{bottom:28px}.entrance-page .keeper-speech{font-size:19px}.path-heading{font-size:16px}.path-heading .eyebrow{display:none}.entrance-page .paths{grid-template-columns:1fr;gap:0}.entrance-page .path{padding:24px 0;border-bottom:1px solid var(--rule)}.entrance-page .path h2{font-size:25px}.entrance-page footer{flex-wrap:wrap}.hero-actions{gap:16px}.hero-actions .challenge-cta{padding:12px 22px;font-size:16px}}
@media(prefers-reduced-motion:reduce){.keeper-portrait .keeper-hello{transform:none!important;transition:none!important}.entrance-page *{animation:none!important;scroll-behavior:auto!important}}