:root{--bg:#10262a;--paper:#f5f1df;--ink:#183a39;--leaf:#32836c;--gold:#f1bd62;--red:#ec7264;--dim:#a9c3b4;--line:#45685e;--navy:#142d38}*{box-sizing:border-box}html{background:var(--bg);-webkit-text-size-adjust:100%}body{margin:0;color:var(--paper);font-family:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Hiragino Sans","Yu Gothic",Meiryo,sans-serif;background:radial-gradient(circle at 50% -15%,#28554b,transparent 48%),linear-gradient(160deg,#112e30,#102126 70%);min-height:100vh}.app-shell{max-width:1060px;padding:22px clamp(12px,2.5vw,25px) 24px;margin:auto}.topline{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px}.identity{display:flex;gap:13px;align-items:center}.identity-mark{display:grid;place-items:center;background:#efb95f;color:#21362f;width:50px;height:50px;border-radius:14px;font-weight:900;font-size:30px;box-shadow:0 3px 0 #a77632}.eyebrow{font:700 10px/1.6 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/* v1.1: Screen-filling stage briefings, readable on smartphones. */
.cover-body{font-size:clamp(12px,1.55vw,15px);line-height:1.6;margin:9px auto 16px;}
.mission-list{display:flex;flex-direction:column;gap:8px;text-align:left;margin:12px 0;}
.mission-row{display:flex;gap:10px;align-items:flex-start;padding:9px 11px;background:#28524bd9;border:1px solid #648a78;border-radius:11px;line-height:1.45;}
.mission-emoji{font-size:22px;flex:0 0 26px;line-height:1.2;}
.mission-row div{display:flex;flex-direction:column;gap:2px;min-width:0;}
.mission-row strong{font-size:12px;color:#fbd382;letter-spacing:.06em;}
.mission-row span:not(.mission-emoji){font-size:13px;}
.mission-row b{color:#fff6ce;}
.brief-achievement{color:#fff5c9;font-size:13px;font-weight:700;padding:8px;border:1px solid #f5d0809e;border-radius:9px;background:#654c2a82;}
.cover-card{width:min(585px,100%);}
.cover-card:has(.mission-list){padding:16px 21px;}
.cover-card:has(.mission-list) h2{font-size:clamp(23px,3.3vw,30px);margin:7px 0;}
.mission-now{margin:5px 0 10px;background:#294f48;border-left:4px solid #f5c969;padding:9px 12px;font-size:12px;color:#fbf3d9;border-radius:5px;line-height:1.55;}
.mission-now[hidden]{display:none;}
.mission-now b{color:#ffe3a4;}
@media(max-width:650px){
  .cover:has(.mission-list){position:fixed;inset:0;z-index:80;padding:14px;align-items:center;background:#0a292bf0;line-height:1.5;}
  .cover-card:has(.mission-list){max-height:min(90dvh,740px);width:min(455px,100%);overflow-y:auto;padding:18px 15px;border-radius:15px;}
  .cover-card:has(.mission-list) h2{font-size:24px;margin:9px 0;}
  .cover-card:has(.mission-list) .cover-kicker{font-size:11px;}
  .cover-card:has(.mission-list) .primary.big{font-size:15px;padding:12px 16px;}
  .cover-card:has(.mission-list) small{font-size:11px;}
  .mission-row{padding:9px;gap:8px;}
  .mission-row strong{font-size:12px;}
  .mission-row span:not(.mission-emoji){font-size:12px;}
  .mission-now{font-size:11px;padding:8px 9px;}
}


/* v1.2: Continue flow and planting icon */
.cover-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-top:12px}.secondary.big,.cover-link{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;font-size:15px;text-decoration:none}.secondary[disabled]{opacity:.45;cursor:not-allowed;filter:none;box-shadow:0 4px 0 #25443d}.cover-link[hidden],#coverRetry[hidden],#coverBtn[hidden]{display:none!important}.cover-tip{display:block;color:#ffde9d;font-size:11px;margin-top:8px}@media(max-width:650px){.cover-actions{gap:8px}.secondary.big,.cover-link{font-size:13px;padding:10px 12px;width:100%}.cover-actions .primary.big{width:100%}}
/* Keep YouTube/continue and game results readable on phones instead of clipping inside the short canvas. */
@media (max-width:650px){
  .cover:has(#coverYoutube:not([hidden])){position:fixed;inset:0;z-index:80;align-items:center;background:#0a292bf0;padding:14px;line-height:1.5;}
  .cover:has(#coverYoutube:not([hidden])) .cover-card{max-height:min(90dvh,740px);width:min(455px,100%);overflow-y:auto;padding:19px 15px;border-radius:15px;}
  .cover:has(#coverYoutube:not([hidden])) .cover-card h2{font-size:25px;}
  .cover:has(#coverYoutube:not([hidden])) .cover-body{font-size:14px;line-height:1.6;}
}

/* v1.3: a two-step, reversible-looking YouTube -> retry gateway */
.cover-actions{align-items:stretch}
.cover-link{font-weight:900;text-align:center;line-height:1.35;box-shadow:0 4px 0 #af772d;}
.cover-link.yt-ready{background:linear-gradient(180deg,#ffe49e,#f2b64d);color:#19312a;border:2px solid #fff3c7;box-shadow:0 0 0 3px #eabb4b42,0 4px 0 #a6742f;}
.cover-link.yt-used{background:#29473f;color:#b3c1b8;opacity:.48;pointer-events:none;box-shadow:none;border:2px solid #45685b;cursor:default;}
#coverRetry:disabled{background:#29463f;color:#a0aea5;opacity:.45;cursor:not-allowed;box-shadow:none;filter:grayscale(.4);}
#coverRetry.retry-ready{background:linear-gradient(180deg,#f9d37c,#f1b758);color:#1c3430;box-shadow:0 4px 0 #b88336;opacity:1;border:2px solid #fff0c4;}
#coverRetry.retry-ready:hover{filter:brightness(1.1)}
.cover-actions:has(#coverYoutube:not([hidden])){flex-direction:column;max-width:420px;margin:14px auto 0;}
.cover-actions:has(#coverYoutube:not([hidden])) .big{min-height:50px;width:100%;}
#soundBtn[aria-pressed="true"]{border-color:#eeca73;color:#fbe0a2;}
#soundBtn[aria-pressed="false"]{color:#aebbb4;}

/* v1.4: the approved planting Miyaji icon replaces the old 盥-only brand square. */
.identity-mark{overflow:hidden;background:#e4bd76;box-shadow:0 3px 0 #a77632;flex-shrink:0;}
.identity-mark img{display:block;width:100%;height:100%;object-fit:cover;object-position:center;background:#cde6bb;}
@media(max-width:650px){.identity-mark{width:44px;height:44px;border-radius:11px}}

/* v1.5: World ranking. No fake data on local HTML pages. */
.ranking-button{border-color:#d3ad5d;background:#3c4b38;color:#ffe2aa}
.ranking-dialog{max-height:88dvh;overflow:auto}
.ranking-dialog .dialog-content{padding:14px 16px}
.ranking-list{list-style:none;margin:10px 0 14px;padding:0;display:grid;gap:5px}
.ranking-list li{display:grid;grid-template-columns:50px minmax(0,1fr) auto;align-items:center;gap:8px;background:#254d45;border:1px solid #446f60;border-radius:8px;padding:8px 10px;font-size:13px}
.ranking-list li strong{color:#ffdc90;font-variant-numeric:tabular-nums}
.ranking-list li span{overflow-wrap:anywhere}
.ranking-list li b{font-variant-numeric:tabular-nums;white-space:nowrap}
.ranking-list li.rank-mine{border-color:#f7c96c;background:#375846}
.ranking-list li:first-child strong{color:#fff0a2}
.ranking-personal{background:#2c5750;border-left:4px solid #e8bc62;border-radius:6px;padding:9px 12px}
.ranking-refresh,.ranking-show{padding:9px 12px;font-size:12px}
.ranking-submit{margin-top:12px;background:#28524bdc;border:1px solid #d1b471;border-radius:10px;padding:11px}
.ranking-submit label{display:block;font-weight:900;font-size:13px;margin-bottom:8px;color:#ffe3a1}
.ranking-submit-row{display:flex;gap:7px;align-items:stretch}
.ranking-submit input{min-width:0;flex:1;padding:10px;border:1px solid #9db3a2;border-radius:8px;font-size:16px;color:#1c302d;background:#fffef4}
.ranking-submit .primary{padding:10px 11px;font-size:12px;white-space:nowrap}
.ranking-submit .primary:disabled{opacity:.6;cursor:wait}
.ranking-submit-status{font-size:12px!important;color:#f9f1cf!important;margin:7px auto!important}
.ranking-show{display:block;width:100%;margin-top:5px}
@media(max-width:650px){.top-actions{flex-wrap:wrap;justify-content:end}.ranking-button{font-size:10px}.ranking-submit{padding:9px}.ranking-submit-row{flex-wrap:wrap}.ranking-submit-row .primary{flex:1}.ranking-submit-row input{flex:1 1 150px}.ranking-dialog .dialog-content{padding:12px 5px}.ranking-list li{font-size:12px;padding:8px 6px;grid-template-columns:38px minmax(0,1fr) auto}}

.cover-ranking-button{display:block;margin:10px auto 0;border:1px solid #e4c083;background:#2c554c;color:#f7d89b;border-radius:8px;padding:8px 13px;font:800 12px/1.4 inherit;cursor:pointer}
.cover-ranking-button:hover{filter:brightness(1.15)}