.sv-support{position:fixed;right:24px;bottom:24px;z-index:1200;font-family:inherit;opacity:0;visibility:hidden;transform:translateY(10px);transition:opacity .3s ease,transform .3s ease,visibility .3s;}
.sv-support.is-visible{opacity:1;visibility:visible;transform:none}
.sv-support-toggle{display:flex;align-items:center;justify-content:center;gap:9px;min-height:46px;padding:12px 21px;border:1px solid #ffffff45;border-radius:30px;background:#39378c;color:white;font:inherit;font-size:14px;font-weight:750;cursor:pointer;box-shadow:0 7px 22px #34378130;transition:background-color .3s,box-shadow .3s}
.sv-support-toggle:hover,.sv-support.is-open .sv-support-toggle{background:#285caa;box-shadow:0 9px 25px #285caa40}
.sv-support svg{width:21px;height:21px;flex-shrink:0;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.sv-support-panel{position:absolute;right:0;bottom:100%;width:252px;padding-bottom:14px;opacity:0;visibility:hidden;transform:translateY(9px);transition:opacity .28s ease,transform .28s ease,visibility .28s;pointer-events:none}
.sv-support.is-open .sv-support-panel{opacity:1;visibility:visible;transform:none;pointer-events:auto}
.sv-support-links{display:grid;gap:12px;padding:18px;border:1px solid #ffffff40;border-radius:20px;background:linear-gradient(145deg,#39378c,#2465a9);box-shadow:4px 12px 32px #16345430;max-height:calc(100dvh - 160px);overflow:auto}
.sv-support-links a{display:flex;align-items:center;gap:10px;min-height:44px;padding:11px 15px;border-radius:24px;background:#eef7ff;color:#303b7b;text-decoration:none;font-size:14px;font-weight:600;transition:background-color .25s,box-shadow .25s}
.sv-support-links a:hover{background:white;box-shadow:0 4px 12px #10244925}
.sv-support-links img{width:22px;height:22px;object-fit:contain}
.sv-support button:focus-visible,.sv-support a:focus-visible{outline:3px solid #65c7ff;outline-offset:4px}
#backToTop{right:232px;bottom:25px;background:#39378c;color:#fff;width:44px;height:44px}
#backToTop svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
@media(max-width:640px){.sv-support{right:14px;bottom:max(16px,env(safe-area-inset-bottom))}.sv-support-panel{width:min(252px,calc(100vw - 28px))}#backToTop{right:198px;bottom:max(17px,env(safe-area-inset-bottom))}.sv-support-toggle{font-size:13px;padding:11px 17px}}
@media(prefers-reduced-motion:reduce){.sv-support,.sv-support-panel{transform:none;transition:opacity .2s ease,visibility .2s}}