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@media(max-width:1100px){.reading-layout{display:block}.contents{display:none}.hero-grid{gap:26px;grid-template-columns:1.15fr .85fr}.hero h1{font-size:46px}.hero-sleigh{width:135px;left:-10px}.hero-moon{right:-10px}.paper{padding:36px}}
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@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}

.name-nowrap{white-space:nowrap}
@media(max-width:600px){.landing-scene{height:205px;padding-top:100px}.landing-scene img:first-child{top:12px;width:98px}.landing-scene span{font-size:17px}}

/* Shared Aviamasters version panel: same dimensions, thumbnails and states as the family pages. */
.game-switcher{--switch-accent:#ef3f35;position:relative;z-index:20;flex:0 0 auto;color:#fff}
.game-switcher--xmas{--switch-accent:#d7193f}
.game-switcher summary{display:flex;min-height:44px;align-items:center;gap:9px;padding:0 14px;border:1px solid #fff3;border-radius:13px;background:#ffffff13;box-shadow:inset 0 1px #ffffff0f;color:#fff;font-size:12px;font-weight:850;line-height:1;list-style:none;white-space:nowrap;cursor:pointer;transition:border-color .16s ease,background .16s ease}
.game-switcher summary::-webkit-details-marker{display:none}
.game-switcher summary::marker{display:none;content:""}
.game-switcher summary::after{width:7px;height:7px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;content:"";opacity:.75;transform:translateY(-2px) rotate(45deg);transition:transform .2s ease}
.game-switcher[open] summary{border-color:#eb657f;background:#ffffff21}
.game-switcher[open] summary::after{transform:translateY(2px) rotate(225deg)}
.header-inner .game-switcher-menu{position:absolute;z-index:30;top:calc(100% + 12px);left:50%;display:grid;width:min(286px,calc(100vw - 28px));margin:0;padding:8px;border:1px solid #ffffff2e;border-radius:19px;background:#041239f7;box-shadow:0 24px 64px #00071f75;backdrop-filter:blur(20px) saturate(1.15);transform-origin:top center;opacity:0;pointer-events:none;transform:translateX(-50%) translateY(-8px) scale(.97)}
.game-switcher[open]:not(.is-closing) .game-switcher-menu{pointer-events:auto;animation:version-menu-in .26s cubic-bezier(.16,1,.3,1) forwards}
.game-switcher.is-closing .game-switcher-menu{animation:version-menu-out .18s ease forwards}
@keyframes version-menu-in{from{opacity:0;transform:translateX(-50%) translateY(-8px) scale(.97)}to{opacity:1;transform:translateX(-50%) translateY(0) scale(1)}}
@keyframes version-menu-out{from{opacity:1;transform:translateX(-50%) translateY(0) scale(1)}to{opacity:0;transform:translateX(-50%) translateY(-7px) scale(.975)}}
@keyframes version-menu-in-mobile{from{opacity:0;transform:translateY(-8px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}
@keyframes version-menu-out-mobile{from{opacity:1;transform:translateY(0) scale(1)}to{opacity:0;transform:translateY(-7px) scale(.975)}}
.header-inner .game-switcher-menu a{display:grid;grid-template-columns:76px 1fr auto;min-height:60px;align-items:center;gap:11px;padding:7px 10px;border-radius:13px;color:#fff;text-decoration:none;transition:background .15s ease,transform .15s ease}
.header-inner .game-switcher-menu a:hover,.header-inner .game-switcher-menu a:focus-visible{background:#ffffff17;transform:translateX(2px)}
.header-inner .game-switcher-menu a[aria-current="page"]{background:#d7193f33}
.game-switcher-thumb{display:grid;height:42px;place-items:center}.game-switcher-thumb img{width:72px;max-height:42px;object-fit:contain}.game-switcher-name{display:grid;gap:4px}.game-switcher-name strong{font-size:13px;line-height:1.08}.game-switcher-name small{color:#dae8ffa8;font-size:10px;font-weight:700}.game-switcher-check{width:20px;height:20px;border-radius:50%;color:transparent;background:#ffffff14;font-size:11px;line-height:20px;text-align:center}.game-switcher-menu a[aria-current="page"] .game-switcher-check{color:#fff;background:var(--switch-accent)}

/* Same red return control as the original avia.mobi visual language. */
.back-to-top{position:fixed;z-index:90;right:max(18px,calc((100vw - 1280px)/2 + 2px));bottom:max(18px,env(safe-area-inset-bottom));display:grid;width:48px;height:48px;padding:0;border:1px solid #ffffff47;border-radius:50%;color:#fff;background:radial-gradient(circle at 34% 26%,#ffffff47,transparent 25%),linear-gradient(145deg,#ff5459,#d51f2b 72%);box-shadow:0 12px 30px #020a2257,0 0 0 5px #ef34381a;opacity:0;pointer-events:none;transform:translateY(16px) scale(.82);visibility:hidden;transition:opacity .22s ease,transform .32s cubic-bezier(.16,1,.3,1),visibility 0s linear .32s,box-shadow .22s ease}
.back-to-top.is-visible{opacity:1;pointer-events:auto;transform:translateY(0) scale(1);visibility:visible;transition-delay:0s}
.back-to-top svg{width:25px;height:25px;margin:auto;fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:2.35}
.back-to-top:hover,.back-to-top:focus-visible{box-shadow:0 14px 34px #020a226b,0 0 0 7px #ef343829;transform:translateY(-3px) scale(1.04)}
.back-to-top:active{transform:translateY(0) scale(.96)}
.game-player-open .back-to-top{opacity:0;pointer-events:none;visibility:hidden}

@media(max-width:800px){.header-inner .game-switcher-menu{display:grid}.game-switcher{margin-left:auto}.header-cta{margin-left:0}}
@media(max-width:600px){.header-inner{gap:7px;padding-inline:8px}.brand{flex-basis:82px}.brand img{width:82px}.game-switcher summary{min-height:40px;gap:7px;padding-inline:11px;font-size:11px}.header-inner .game-switcher-menu{left:auto;right:-62px;transform-origin:top right;transform:translateY(-8px) scale(.97)}.game-switcher[open]:not(.is-closing) .game-switcher-menu{animation-name:version-menu-in-mobile}.game-switcher.is-closing .game-switcher-menu{animation-name:version-menu-out-mobile}.header-cta{min-height:42px;padding:9px 12px;font-size:13px}.back-to-top{right:14px;bottom:max(14px,env(safe-area-inset-bottom));width:44px;height:44px}}
@media(max-width:430px){.game-switcher-current{display:block;max-width:82px;overflow:hidden;text-overflow:ellipsis}}
@media(max-width:370px){.game-switcher-current{max-width:58px}}

/* Winter atmosphere layer — shared by every locale of the X-Mas template. */
body:not(.safe-preview){position:relative;isolation:isolate;background-color:#061943;background-image:radial-gradient(circle at 13% 11%,#70cfff26 0 1px,transparent 2px),radial-gradient(circle at 78% 4%,#d9f7ff2e 0 1.5px,transparent 2.5px),radial-gradient(ellipse at 82% 14%,#2878c866,transparent 29%),linear-gradient(#ffffff09 1px,transparent 1px),linear-gradient(90deg,#ffffff09 1px,transparent 1px),linear-gradient(180deg,#061943 0%,#082659 45%,#05183e 100%);background-size:94px 94px,137px 137px,auto,52px 52px,52px 52px,auto;background-attachment:fixed}
body:not(.safe-preview)::before{position:fixed;z-index:-1;inset:-15vh 0 0;content:"";pointer-events:none;background-image:radial-gradient(circle,#fff 0 1px,transparent 1.8px),radial-gradient(circle,#d9f7ff 0 1.5px,transparent 2.2px),radial-gradient(circle,#fff 0 2px,transparent 2.8px);background-position:12px 17px,61px 73px,120px 31px;background-size:83px 97px,137px 149px,211px 229px;opacity:.38;filter:drop-shadow(0 0 4px #a9e9ff);animation:xmas-snow 24s linear infinite}
@keyframes xmas-snow{to{transform:translate3d(-34px,120px,0)}}
.hero{background-image:linear-gradient(90deg,#051748f2 0%,#092562d4 47%,#08235a66 100%),url('/static/xmas/assets/aviamasters-x-mas/hero.webp');background-position:center;background-size:cover}
.hero::before{position:absolute;z-index:-1;inset:0;content:"";pointer-events:none;background-image:linear-gradient(#ffffff0d 1px,transparent 1px),linear-gradient(90deg,#ffffff0d 1px,transparent 1px);background-size:52px 52px;mask-image:linear-gradient(#000b,transparent 82%)}
.hero:after{height:145px;background:linear-gradient(transparent,#061943),url('/static/xmas/assets/aviamasters-x-mas/frost.png') center bottom/100% 120px no-repeat;opacity:.82}
.header-inner{background:linear-gradient(145deg,#05143de8,#0a2b66dc);border-color:#bceaff52;box-shadow:inset 0 1px #fff1,0 18px 46px #00102d66;backdrop-filter:blur(18px) saturate(1.18)}
.reading-layout{position:relative;padding-top:76px;padding-bottom:18px}
.reading-layout::before{position:absolute;z-index:-1;top:18px;left:50%;width:min(1120px,88vw);height:360px;border-radius:50%;content:"";pointer-events:none;background:radial-gradient(ellipse,#36a7e52b,transparent 68%);filter:blur(18px);transform:translateX(-50%)}
.article-sections>.paper{position:relative;margin-bottom:34px;padding:50px 48px;border-color:#bceaff35;background:linear-gradient(135deg,#123a7aba,#0924589c);box-shadow:inset 0 1px #ffffff12,0 18px 55px #00102b32;backdrop-filter:blur(10px) saturate(1.12);overflow:hidden}
.article-sections>.paper::before{position:absolute;top:-25px;right:-25px;width:155px;height:116px;content:"";pointer-events:none;background:url('/static/xmas/assets/aviamasters-x-mas/frost.png') center/contain no-repeat;opacity:.13;transform:rotate(14deg)}
.article-sections>#rules,.article-sections>#interface,.article-sections>#compare,.article-sections>#strategy,.article-sections>#faq{padding-inline:34px;border-color:transparent;border-radius:0;background:transparent;box-shadow:none;backdrop-filter:none}
.article-sections>#rules::before,.article-sections>#interface::before,.article-sections>#compare::before,.article-sections>#strategy::before,.article-sections>#faq::before{display:none}
.article-sections>#rules::after,.article-sections>#interface::after,.article-sections>#compare::after,.article-sections>#strategy::after,.article-sections>#faq::after{display:block;width:100%;height:1px;margin-top:50px;background:linear-gradient(90deg,transparent,#8ddfff80 18%,#ffffff38 50%,#8ddfff80 82%,transparent);content:""}
.paper h2:after,.final h2:after{width:72px;height:4px;background:linear-gradient(90deg,#f04450 0 44%,#fff 44% 58%,#78dcff 58%);box-shadow:0 0 16px #75dfff66}
.start-card,.symbol-grid article,.calculation,.family-comparison article,.gameplay-frame,.landing-scene{border-color:#bdeaff47;background-color:#08285dc7;box-shadow:inset 0 1px #ffffff12,0 12px 32px #00123829;backdrop-filter:blur(8px)}
.start-card{background-image:radial-gradient(circle at 76% 4%,#8ce9ff38,transparent 44%),linear-gradient(150deg,#12438bcc,#071f54d9)}
.start-card::after,.symbol-grid article::after{position:absolute;right:11px;top:9px;width:56px;height:20px;content:"";background:url('/static/xmas/assets/aviamasters-x-mas/icicle.png') center/contain no-repeat;opacity:.32;filter:drop-shadow(0 0 8px #78ddff)}
.symbol-grid article{position:relative;background-image:linear-gradient(145deg,#0c3771cc,#071c4bd9)}
.symbol-grid article:nth-child(2n)::after{opacity:.2;transform:scaleX(-1)}
.facts-grid{border-color:#bdeaff47;background:#bdeaff35;box-shadow:0 14px 34px #00123826}
.facts-grid div{background:linear-gradient(150deg,#0c3470d9,#082558df)}
.outcome{background:linear-gradient(145deg,#145b7dd4,#0b3567e8);border-color:#9defff55}.outcome.water{background:linear-gradient(145deg,#163968df,#172a56e8)}
.jetton{box-shadow:0 18px 54px #00062d52}
.final{position:relative;overflow:hidden;background:radial-gradient(circle at 50% -20%,#73dfff4a,transparent 42%),linear-gradient(145deg,#164d91dc,#0a285fe8);border-color:#bceaff55;box-shadow:inset 0 1px #fff2,0 20px 54px #00102f4f}
.final::before{position:absolute;right:-38px;top:-38px;width:170px;height:170px;content:"";pointer-events:none;background:url('/static/xmas/assets/aviamasters-x-mas/moon.webp') center/contain no-repeat;opacity:.12}
.site-footer{border-top:1px solid #99dfff2b}
@media(max-width:800px){.article-sections>.paper{padding:40px 34px}.article-sections>#rules,.article-sections>#interface,.article-sections>#compare,.article-sections>#strategy,.article-sections>#faq{padding-inline:18px}.hero{background-position:58% center}}
@media(max-width:600px){body:not(.safe-preview){background-size:110px 110px,151px 151px,auto,38px 38px,38px 38px,auto;background-attachment:scroll}body:not(.safe-preview)::before{opacity:.22;animation-duration:32s}.hero{background-position:62% center}.hero::before{background-size:38px 38px}.hero:after{height:90px;background-size:auto 72px}.reading-layout{padding-top:38px}.article-sections>.paper{padding:29px 21px;margin-bottom:24px;border-radius:20px}.article-sections>#rules,.article-sections>#interface,.article-sections>#compare,.article-sections>#strategy,.article-sections>#faq{padding-inline:8px}.article-sections>.paper::before{width:100px;height:75px;opacity:.09}.start-card::after,.symbol-grid article::after{font-size:18px}.final::before{width:120px;height:120px}}

/* Refined winter motion: a quiet foreground flurry instead of scrolling
   background snow, plus crisp SVG snowflakes orbiting the game phone. */
.hero{background-image:linear-gradient(90deg,#051748f5 0%,#092562dc 48%,#08235a8f 100%),url('/static/xmas/assets/aviamasters-x-mas/sky.webp');background-position:center;background-size:cover}
.hero-sleigh{display:none!important}
body:not(.safe-preview)::before,body:not(.safe-preview)::after{display:none!important}
.snow-canvas{position:fixed;z-index:75;inset:0;width:100%;height:100%;pointer-events:none;opacity:.72}
.hero-media::before,.hero-media::after,.phone-halo::before,.phone-halo::after,.phone-wrap::before,.phone-wrap::after{position:absolute;z-index:2;width:54px;height:54px;content:"";pointer-events:none;background:url('/static/xmas/assets/aviamasters-x-mas/snowflake.svg') center/contain no-repeat;filter:drop-shadow(0 0 8px #b8efff) drop-shadow(0 0 18px #58c8ff);opacity:.92}
.hero-media::before{top:19%;left:8%;animation:orbit-snow-one 12s linear infinite;transform-origin:188px 165px}
.hero-media::after{right:8%;bottom:24%;width:40px;height:40px;animation:orbit-snow-two 9s linear infinite;transform-origin:-150px -105px}
.phone-halo::before{top:4%;left:18%;width:34px;height:34px;animation:orbit-snow-three 7.5s linear infinite;transform-origin:145px 190px}
.phone-halo::after{right:2%;bottom:17%;width:62px;height:62px;animation:orbit-snow-four 15s linear infinite;transform-origin:-175px -105px}
.phone-wrap::before{z-index:-1;top:22%;left:-44px;width:30px;height:30px;animation:orbit-snow-five 10.5s linear infinite;transform-origin:176px 132px}
.phone-wrap::after{z-index:-1;right:-38px;bottom:27%;width:45px;height:45px;animation:orbit-snow-six 13.5s linear infinite;transform-origin:-148px -118px}
@keyframes orbit-snow-one{to{transform:rotate(360deg)}}
@keyframes orbit-snow-two{to{transform:rotate(360deg)}}
@keyframes orbit-snow-three{to{transform:rotate(360deg)}}
@keyframes orbit-snow-four{to{transform:rotate(360deg)}}
@keyframes orbit-snow-five{to{transform:rotate(360deg)}}
@keyframes orbit-snow-six{to{transform:rotate(360deg)}}
@media(max-width:800px){.hero-media::before{left:1%;transform-origin:150px 135px}.hero-media::after{right:0;transform-origin:-125px -90px}.phone-halo::before{transform-origin:110px 150px}.phone-halo::after{transform-origin:-135px -80px}}
@media(max-width:600px){.snow-canvas{opacity:.55}.hero-media::before{top:12%;left:3%;width:40px;height:40px;transform-origin:132px 150px}.hero-media::after{right:3%;bottom:23%;width:32px;height:32px;transform-origin:-112px -92px}.phone-halo::before{width:28px;height:28px;transform-origin:98px 138px}.phone-halo::after{width:46px;height:46px;transform-origin:-118px -72px}.phone-wrap::before{left:-28px;width:25px;height:25px;transform-origin:145px 112px}.phone-wrap::after{right:-24px;width:36px;height:36px;transform-origin:-125px -96px}}
@media(prefers-reduced-motion:reduce){.snow-canvas{display:none}.hero-media::before,.hero-media::after,.phone-halo::before,.phone-halo::after,.phone-wrap::before,.phone-wrap::after{animation:none}}