/* 2026-10-14：功能標頭、較大的閱讀字級與重新整理的資訊格線。 */
html{scroll-padding-top:128px}
body{font-size:18px;line-height:1.7}
.container{width:min(1200px,calc(100% - 64px))}
.header-inner{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:24px;min-height:104px;padding-block:14px}
.logo-frame{--logo-height:64px;--logo-aspect:3.7153024911;--logo-scale:1.4507710558;--logo-offset-x:-.3795966785;--logo-offset-y:-.2147093713;display:block;position:relative;overflow:hidden;width:calc(var(--logo-height)*var(--logo-aspect));height:var(--logo-height);flex-shrink:0}
.logo-frame .brand-logo{position:absolute;left:calc(var(--logo-height)*var(--logo-offset-x));top:calc(var(--logo-height)*var(--logo-offset-y));height:calc(var(--logo-height)*var(--logo-scale));width:auto;max-width:none;object-fit:contain}
.header nav{display:flex;justify-content:center;flex-wrap:wrap;gap:8px 20px;font-size:17px;line-height:1.5;color:var(--inverse)}
.header nav a{display:flex;align-items:center;min-height:40px;padding:4px 0;text-align:center;justify-content:center}
.language-control{min-width:0;max-width:190px;padding-left:10px;border-color:rgba(var(--gold-rgb),.18)}
.language-control .language{font-size:16px;max-width:166px;min-height:48px;padding-right:20px}
.language-control{width:190px}.language-control svg{width:18px;height:18px;flex-shrink:0}.language-control .language{min-width:0;width:0;flex:1}
.language-control .language:focus-visible{outline:0;box-shadow:inset 0 -2px var(--gold);background:rgba(var(--gold-rgb),.08)}
.coin-input-wrap input:focus-visible{outline:0;box-shadow:inset 0 -2px var(--muted)}
.hero-games-heading{font-size:17px;letter-spacing:.3px;margin-bottom:14px}
.hero-games-heading>span{font-size:17px!important;letter-spacing:.3px!important}
.hero-game-grid li{font-size:15px;line-height:1.5;padding:12px 10px;gap:10px;min-height:86px}
.hero-game-cover{width:44px;height:44px}
.hero .eyebrow{font-size:16px;letter-spacing:.6px;margin-bottom:20px}
.hero-description{font-size:19px;line-height:1.75;max-width:630px;margin-bottom:28px}
.hero h1{font-size:clamp(54px,5.8vw,80px)}.hero h1:lang(zh),.hero h1:lang(ja),.hero h1:lang(ko){font-size:clamp(48px,5.2vw,68px)}
.button,.text-link{font-size:17px;min-height:50px}
.hero-caption>span{font-size:16px;line-height:1.55}
.hero-caption strong{font-size:42px}.hero-caption small{font-size:17px}
.has-foreground .hero-caption{width:360px;padding:20px 24px}
.has-foreground .hero-caption strong{font-size:40px;line-height:1.4}
.strip-grid{padding-block:32px;gap:32px}.label{font-size:16px;letter-spacing:.3px;line-height:1.6}
.strip-grid strong,.conversion strong{font-size:19px;line-height:1.6}
.section{padding-block:80px}.section-heading{align-items:center;gap:32px;margin-bottom:36px}
.section-heading h2,.skin-grid h2{font-size:38px;line-height:1.35;letter-spacing:-.5px}
.section-heading .eyebrow{font-size:16px;letter-spacing:1px;margin-bottom:8px}
.section-heading .eyebrow>span,.calculator-copy>.eyebrow,.skin-grid .eyebrow{display:none}
.details-grid .eyebrow>span{display:none}.details-grid .eyebrow{font-size:16px;margin-bottom:8px}.input-error{font-size:16px!important;line-height:1.7}
.section-heading>p{font-size:17px;max-width:360px;line-height:1.7}
.reward-card{padding:28px 24px;min-height:260px}
.tier-label,.reward-amount small{font-size:16px;letter-spacing:.4px}
.reward-amount{font-size:30px;line-height:1.4;margin:18px 0 26px;min-height:112px}
.card-bottom span{font-size:16px}.card-bottom strong{font-size:24px}
.reward-footnote,.reward-footnote strong{font-size:16px;line-height:1.6;gap:20px}
.calculator-grid{grid-template-columns:1.1fr 1fr;gap:56px;padding:44px 48px}
.calculator-copy h2{font-size:34px;line-height:1.35}
.calculator-copy>p:not(.eyebrow),.calculator-copy label,.coin-input-wrap>span{font-size:17px;line-height:1.8}
.calculator-copy>p:not(.eyebrow){max-width:none;margin:20px 0 26px}
.coin-input-wrap input{font-size:30px;padding:14px 18px}
.coin-input-wrap>span{white-space:nowrap;letter-spacing:0}
.presets button{font-size:16px;padding:8px 12px;min-height:42px}
.result-heading{font-size:16px;line-height:1.6;letter-spacing:0;flex-wrap:wrap}
.result-amount{font-size:46px;margin:20px 0 12px}.result-amount small{font-size:18px}
.calculator-result>p:not(.result-amount),.calculator-result .next-tier{font-size:17px!important;line-height:1.8;margin-block:12px!important}
.calculator-result{padding-left:40px}.progress-track{height:5px;margin-top:22px}
.guide-tabs button{font-size:17px;min-height:48px;padding:12px 22px;line-height:1.6}
.guide-grid{grid-template-columns:.9fr 1.1fr;gap:56px}
.step{padding:24px;gap:18px}.step-number{font-size:26px}.step strong{font-size:20px;line-height:1.5}.step small{font-size:17px;line-height:1.8}
.guide-note{font-size:16px;line-height:1.9;margin:24px 20px 0}
.guide-image-panel{padding:22px 28px 24px}.image-topline,.zoom,.image-caption{font-size:16px;line-height:1.7;letter-spacing:0}
.screenshot-button{min-height:520px;padding-block:20px;cursor:zoom-in}
.screenshot-media{position:relative;display:block;max-width:100%;width:fit-content;line-height:0;container-type:inline-size}
.screenshot-button .screenshot-media{container-type:normal}
.screenshot-media img{display:block;width:auto;height:auto;max-width:100%;max-height:500px;margin:0;object-fit:contain;border-radius:0}
.skin-section{padding-block:76px}.skin-grid{grid-template-columns:1fr 1fr;gap:64px}
.skin-grid p:not(.eyebrow){font-size:19px;line-height:1.85;max-width:540px}
.skin-grid .skin-detail{font-size:17px!important;line-height:1.8}
.skin-image{padding:32px}.skin-image img{width:min(440px,100%);height:auto;max-width:100%}
.skin-zoom-label,.skin-image>span{font-size:16px;line-height:1.65;letter-spacing:0}
.details-grid{grid-template-columns:.8fr 1.4fr;gap:72px}.details-intro{font-size:18px;line-height:1.8}
.accordions summary{font-size:20px;padding-block:24px;line-height:1.6}.accordion-body{font-size:18px;line-height:1.9}
.footer-logo-frame{--logo-height:42px}.footer p,.footer>.container>span:last-child{font-size:16px;line-height:1.7;letter-spacing:0}
.footer>.container{gap:32px;padding-block:8px}
.back-to-top{position:fixed;right:24px;bottom:max(24px,env(safe-area-inset-bottom));z-index:12;display:grid;place-items:center;width:52px;height:52px;border-radius:50%;border:1px solid rgba(var(--gold-rgb),.5);color:var(--on-accent);background:var(--gold);box-shadow:0 6px 18px rgba(var(--navy-rgb),.2);cursor:pointer}
.back-to-top:hover{filter:brightness(1.06)}
dialog{width:min(1080px,calc(100% - 40px));max-width:none;max-height:calc(100dvh - 32px);overflow:auto}
.dialog-header{gap:18px;padding:18px 28px}.dialog-header h2{font-size:20px;line-height:1.5}.dialog-header button{font-size:17px;min-height:46px}
.dialog-stage{position:relative;width:min(calc(100% - 56px),calc((100dvh - 160px)*var(--media-ratio,1)));margin:24px auto;line-height:0}
.dialog-stage #dialog-image{display:block;width:100%;height:auto;max-height:none;max-width:none;padding:0;margin:0;object-fit:contain;border-radius:0}
/* 獎勵圖的數值以 HTML 同步幣別；原截圖及皮膚素材不重繪。 */
.reward-reference-values{position:absolute;inset:0;pointer-events:none;line-height:1.1}
.reference-row{position:absolute;left:28%;top:calc(22% + var(--row-index)*18.3%);width:42%;height:13.2%;display:flex;flex-direction:column;justify-content:space-between;padding:1.5% 2%;background:#392259;border-radius:2%;color:#fff;font-family:Arial,sans-serif;text-align:left;line-height:1.1;overflow:hidden}
.reference-price{display:flex;flex-direction:column;gap:.12em;min-width:0;flex:1;justify-content:center;font-size:clamp(10px,1.7vw,22px)}
.reference-currency{font-size:.72em;color:#e1d6ed;letter-spacing:.05em}
.reference-range{display:flex;flex-wrap:wrap;gap:.06em;font-weight:500;min-width:0;line-height:1.14}
.reference-coins{display:block;font-size:clamp(8px,1.2vw,15px);line-height:1.25;white-space:nowrap;border-radius:14px;background:#170f24;padding:.13em .6em;text-align:center;color:#f2e8d5}
.dialog-stage .reference-price{font-size:clamp(15px,2.5vw,34px)}
.dialog-stage .reference-coins{font-size:clamp(12px,1.5vw,21px)}
.reference-row{display:contents}
.reference-mask,.reference-price,.reference-coins{position:absolute;display:flex;align-items:center;box-sizing:border-box;overflow:hidden}
.reference-mask{background:linear-gradient(90deg,#311949,#321a4a);border-radius:0}
.reference-price{color:white;font-family:Arial,sans-serif;line-height:1;white-space:nowrap;background:transparent;padding:0 1px;font-weight:400;font-size:calc(var(--reference-scale,.5)*var(--price-font,32)*1px)}
.reference-price{flex-direction:row;justify-content:flex-start}
.reference-coins{color:white;background:#000;font-family:Arial,sans-serif;font-weight:400;line-height:1;white-space:nowrap;justify-content:center;padding:0;border-radius:0;font-size:calc(var(--reference-scale,.5)*16px)}
.dialog-stage .reference-price{font-size:calc(var(--reference-scale,.8)*var(--price-font,32)*1px)}
.dialog-stage .reference-coins{font-size:calc(var(--reference-scale,.8)*16px)}
@media(max-width:1200px){.header-inner{grid-template-columns:1fr auto;gap:10px 24px}.header nav{grid-column:1 / -1;grid-row:2;gap:6px 28px;font-size:17px}.logo-frame{--logo-height:54px}.language-control{justify-self:end}.header-inner{padding-block:12px}.container{width:calc(100% - 48px)}html{scroll-padding-top:160px}.calculator-grid{padding:36px;gap:36px}.guide-grid{gap:32px}.skin-grid{gap:36px}.reward-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:980px){.hero-game-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.hero-game-grid li{font-size:15px}.hero-caption{display:none}.guide-tabs{max-width:55%}.calculator-grid{gap:30px}.calculator-result{padding-left:26px}.details-grid{gap:40px}}
@media(max-width:600px){
  body{font-size:16px}.container{width:calc(100% - 32px)}html{scroll-padding-top:174px}
  .header-inner{min-height:0;grid-template-columns:1fr auto;gap:10px;padding-block:12px}
  .header .logo-frame{--logo-height:clamp(35px,11.2vw,44px)}
  .language-control{width:min(142px,40vw);padding-left:7px;gap:4px}.language-control .language{width:100%;max-width:none;min-width:0;font-size:14px;min-height:44px;padding:8px 12px 8px 2px}.language-control svg{width:14px;flex-shrink:0}
  .header nav{display:grid;grid-template-columns:1fr 1fr;gap:4px 10px;font-size:15px;line-height:1.45}.header nav a{min-height:36px;padding:4px 6px}
  .hero-games-heading{font-size:16px;margin-bottom:12px}.hero-game-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.hero-game-grid li{font-size:14px;line-height:1.45;min-height:76px;padding:10px 8px;gap:8px}.hero-game-cover{width:40px;height:40px}
  .hero-games-heading>span{font-size:16px!important}
  .hero .eyebrow{font-size:14px;line-height:1.7;margin-bottom:16px}.hero-copy{padding:30px 0 36px}.hero-description{font-size:17px;line-height:1.85;margin-bottom:24px}.hero .button{font-size:17px;min-height:50px}.hero h1{font-size:44px}.hero h1:lang(zh),.hero h1:lang(ja),.hero h1:lang(ko),.hero h1:lang(th){font-size:38px}
  .strip-grid{padding-block:26px;gap:24px 18px}.strip-grid>div+div{padding-left:16px}.label{font-size:14px;line-height:1.7}.strip-grid strong,.conversion strong{font-size:16px;line-height:1.7}
  .section{padding-block:52px}.section-heading{margin-bottom:28px}.section-heading h2,.skin-grid h2{font-size:30px;line-height:1.4}.section-heading>p{font-size:16px;margin-top:12px}.section-heading .eyebrow{font-size:14px}
  .reward-grid{gap:12px}.reward-card{padding:22px 16px;min-height:258px}.tier-label,.reward-amount small{font-size:14px}.reward-amount{font-size:24px!important;line-height:1.4;min-height:105px}.card-bottom span{font-size:14px;line-height:1.7}.card-bottom strong{font-size:21px}.reward-footnote,.reward-footnote strong{font-size:14px;line-height:1.8}
  .wide-values .reward-grid{grid-template-columns:1fr}.wide-values .reward-amount{font-size:30px!important}
  .calculator-grid{padding:28px 24px;grid-template-columns:1fr;gap:28px}.calculator-copy h2{font-size:28px}.calculator-copy>p:not(.eyebrow),.calculator-copy label,.coin-input-wrap>span{font-size:16px}.presets button{font-size:15px;min-height:42px;padding:8px 10px}.calculator-result{padding:26px 0 0}.result-heading{font-size:15px}.result-amount{font-size:36px}.result-amount small{font-size:16px}.calculator-result>p:not(.result-amount),.calculator-result .next-tier{font-size:16px!important}
  .guide-tabs{width:100%;max-width:none;gap:4px;margin-top:20px}.guide-tabs button{font-size:16px;padding:10px 12px;line-height:1.6;flex:1;min-height:46px}.guide-grid{grid-template-columns:1fr;gap:28px}.step{padding:22px 16px;gap:16px}.step strong{font-size:18px}.step small{font-size:16px;line-height:1.8}.step-number{font-size:24px}.guide-note{font-size:15px;line-height:1.85;margin-inline:14px}
  .guide-image-panel{padding:18px 18px 22px}.image-topline,.zoom,.image-caption{font-size:14px;line-height:1.7}.screenshot-button{min-height:0;padding-block:18px}.screenshot-media img{max-height:480px}.image-caption{margin-top:16px}
  .skin-section{padding-block:52px}.skin-grid{grid-template-columns:1fr;gap:30px}.skin-grid p:not(.eyebrow){font-size:17px;line-height:1.85}.skin-grid .skin-detail{font-size:16px!important}.skin-image{padding:26px 20px}.skin-image img{width:100%;height:auto}.skin-zoom-label,.skin-image>span{font-size:15px;line-height:1.7}
  .details-grid{grid-template-columns:1fr;gap:24px}.details-intro{font-size:16px}.accordions summary{font-size:18px;line-height:1.6;padding-block:22px}.accordion-body{font-size:16px;line-height:1.9}
  .footer-logo-frame{--logo-height:36px}.footer p,.footer>.container>span:last-child{font-size:14px;line-height:1.8}.footer>.container{gap:24px;flex-wrap:wrap}.footer p{flex-basis:100%;order:3}
  .back-to-top{width:46px;height:46px;right:16px;bottom:max(16px,env(safe-area-inset-bottom))}
  dialog{width:calc(100% - 24px);max-height:calc(100dvh - 24px)}.dialog-header{padding:14px 16px;gap:12px}.dialog-header h2{font-size:17px}.dialog-header button{font-size:15px;min-height:42px;padding:8px 12px}.dialog-stage{width:min(calc(100% - 24px),calc((100dvh - 130px)*var(--media-ratio,1)));margin:16px auto}
  .reference-price,.dialog-stage .reference-price{font-size:calc(var(--reference-scale,.5)*var(--price-font,32)*1px)}.reference-coins,.dialog-stage .reference-coins{font-size:calc(var(--reference-scale,.5)*16px)}
}
@media(max-width:350px){.hero-game-grid li{font-size:14px}.hero-game-cover{width:34px;height:34px}.reward-grid{grid-template-columns:1fr}.reward-card{min-height:230px}.reward-amount{min-height:90px}.header nav{font-size:14px}}

/* 2026-10-19：條款直接展開，保留閱讀層級與完整兌換條件。 */
.event-terms{min-width:0;border-top:1px solid var(--gold);border-bottom:1px solid var(--line);padding:26px 0 16px;color:var(--ink)}
.event-terms h3{font-size:22px;line-height:1.5;font-weight:500;margin:0 0 22px}
.event-terms ol{margin:0;padding-left:1.7em;font-size:18px;line-height:1.9;color:var(--muted);overflow-wrap:anywhere}
.event-terms li{padding-left:.35em;margin-bottom:16px}
.event-terms li::marker{color:var(--ink);font-variant-numeric:tabular-nums}
.skin-grid .skin-exchange-note{font-size:17px;line-height:1.8;padding-left:16px;border-left:2px solid var(--gold);margin-block:20px}
.skin-preview-button #skin-image{width:min(360px,100%);height:auto}
#image-dialog[data-image-kind="skin"]{width:min(680px,calc(100% - 48px))}
#image-dialog[data-image-kind="skin"] .dialog-stage{width:min(576px,calc(100% - 48px),calc((100dvh - 160px)*var(--media-ratio,1)))}
@media(max-width:600px){.event-terms{padding-top:22px}.event-terms h3{font-size:20px;margin-bottom:18px}.event-terms ol{font-size:16px;line-height:1.9}.event-terms li{margin-bottom:14px}.skin-grid .skin-exchange-note{font-size:16px;line-height:1.8;padding-left:14px;margin-block:18px}}
@media(max-width:600px){#image-dialog[data-image-kind="skin"]{width:calc(100% - 24px)}#image-dialog[data-image-kind="skin"] .dialog-stage{width:min(576px,calc(100% - 24px),calc((100dvh - 130px)*var(--media-ratio,1)))}}