@media(max-width:700px){
  .auth-overlay{box-sizing:border-box;top:var(--app-top,0px)!important;right:0;bottom:auto!important;left:0;height:var(--app-height,100dvh)!important;min-height:0;overflow:hidden;overscroll-behavior:none}
  .auth-overlay .auth-card{box-sizing:border-box;width:100%;max-height:calc(var(--app-height,100dvh) - 8px);overflow-x:hidden!important;overflow-y:auto!important;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;scroll-padding-top:18px;scroll-padding-bottom:22px}
  .auth-overlay .auth-card input{scroll-margin-top:18px;scroll-margin-bottom:22px}
  body.keyboard-open .auth-overlay{align-items:stretch;padding:0;background:#fff;backdrop-filter:none}
  body.keyboard-open .auth-overlay .auth-card{height:100%;max-height:100%;padding-top:max(18px,env(safe-area-inset-top));padding-bottom:18px;border:0;border-radius:0;box-shadow:none}
  html[data-theme=dark] body.keyboard-open .auth-overlay{background:#111c2b}
}
.about-messenger-open{display:block;margin:10px auto 0;padding:5px 10px;border:0;background:transparent;color:#61852b;font-size:13px;font-weight:750}.about-messenger-overlay{position:fixed;inset:0;z-index:170;display:grid;place-items:center;padding:20px;background:#07100ee8;backdrop-filter:blur(18px)}.about-messenger-card{position:relative;width:min(560px,100%);max-height:min(760px,calc(100dvh - 40px));overflow-x:hidden;overflow-y:auto;padding:30px;border:1px solid #b9d871;border-radius:28px;background:radial-gradient(circle at 90% 0,#dfff8b55,transparent 29%),#fbfff6;color:#17271d;box-shadow:0 32px 100px #0009;-webkit-overflow-scrolling:touch}.about-messenger-close{position:absolute;top:14px;right:14px;display:grid;place-items:center;width:42px;height:42px;padding:0;border:0;border-radius:14px;background:#e8f1dd;color:#233528;font-size:25px}.about-messenger-brand{display:flex;align-items:center;gap:10px;padding-right:52px}.about-messenger-brand span{display:grid;place-items:center;width:48px;height:48px;border-radius:15px;background:#101a12 url('/icon-192.png?v=20260731-2') center/cover no-repeat;color:transparent;box-shadow:0 9px 26px #7fa72f40}.about-messenger-brand small{font-size:11px;font-weight:900;letter-spacing:.18em}.about-messenger-card h2{margin:19px 0 9px;font:27px/1.15 Georgia,serif}.about-messenger-lead{margin:0 0 20px;color:#657268;font-size:14px;line-height:1.5}.about-messenger-features{display:grid;gap:8px}.about-messenger-features section{display:grid;grid-template-columns:40px minmax(0,1fr);align-items:center;gap:11px;padding:11px;border:1px solid #dde8ce;border-radius:15px;background:#fff}.about-messenger-features section>b{display:grid;place-items:center;width:40px;height:40px;border-radius:12px;background:#17291d;color:#cfff57;font-size:18px}.about-messenger-features section>span{display:grid;gap:3px}.about-messenger-features strong{font-size:14px}.about-messenger-features small{color:#69766d;font-size:12px;line-height:1.4}.about-messenger-note{margin:16px 0;color:#657268;font-size:12px;line-height:1.5}.about-messenger-card>.primary{width:100%}.hidden.about-messenger-overlay{display:none!important}html[data-theme=dark] .about-messenger-card{border-color:#526d35;background:radial-gradient(circle at 90% 0,#cfff571e,transparent 29%),#111c16;color:#f2f8ee}html[data-theme=dark] .about-messenger-close{background:#26382b;color:#eff8e9}html[data-theme=dark] .about-messenger-lead,html[data-theme=dark] .about-messenger-note,html[data-theme=dark] .about-messenger-features small{color:#afbbb1}html[data-theme=dark] .about-messenger-features section{border-color:#34483a;background:#18271e}
@media(max-width:700px){.about-messenger-overlay{top:var(--app-top,0px);right:0;bottom:auto;left:0;height:var(--app-height,100dvh);padding:0;place-items:stretch}.about-messenger-card{width:100%;height:100%;max-height:none;padding:24px 20px max(20px,env(safe-area-inset-bottom));border:0;border-radius:0;overscroll-behavior:contain}.about-messenger-close{top:max(12px,env(safe-area-inset-top));right:max(12px,env(safe-area-inset-right))}.about-messenger-brand{padding-top:max(4px,env(safe-area-inset-top))}.about-messenger-card h2{font-size:23px}.about-messenger-features section{padding:9px}.about-messenger-note{margin-bottom:12px}}
.auth-language-switch{position:absolute;z-index:3;top:17px;right:17px;display:flex;gap:3px;padding:3px;border:1px solid #d9e4d1;border-radius:12px;background:#f2f6ee}.auth-language-switch button{min-width:38px;height:32px;padding:0 8px;border:0;border-radius:8px;background:transparent;color:#69776d;font-size:11px;font-weight:850}.auth-language-switch button.active{background:#17291d;color:#cfff57;box-shadow:0 5px 14px #17291d2b}html[data-theme=dark] .auth-language-switch{border-color:#3a4c40;background:#17231b}html[data-theme=dark] .auth-language-switch button{color:#b7c2b9}html[data-theme=dark] .auth-language-switch button.active{background:#cfff57;color:#142219}@media(max-width:700px){.auth-language-switch{top:max(13px,env(safe-area-inset-top));right:14px}}

/* Собственные контурные пиктограммы окна «О messes.net». */
.about-messenger-close svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round}
.about-messenger-features section>b{position:relative;overflow:hidden;background:linear-gradient(145deg,#101b13,#263b29);box-shadow:inset 0 0 0 1px #d9ff7440,0 7px 18px #17291d24}
.about-messenger-features section>b::after{content:"";position:absolute;inset:-45% 40% 45% -35%;transform:rotate(-25deg);background:linear-gradient(90deg,transparent,#efffc760,transparent)}
.about-messenger-features section>b svg{position:relative;z-index:1;width:23px;height:23px;fill:none;stroke:#cfff57;stroke-width:1.65;stroke-linecap:round;stroke-linejoin:round}
html[data-theme=dark] .about-messenger-features section>b{background:linear-gradient(145deg,#0b120d,#243929);box-shadow:inset 0 0 0 1px #d9ff7450,0 8px 20px #0006}