:root{ --bg:#0e0f12; --card:#16181d; --muted:#9aa3b2; --text:#eef2f6; --accent:#7c6cff; --accent-2:#32d3a0; --border:rgba(255,255,255,.08);  --custom-bg: url('/fon/joinfon.webp');  --card-overlay: rgba(0,0,0,0.45); --card-border: rgba(255,255,255,0.06); --card-blur: 8px; }
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;/* custom-bg сверху, далее радиальные градиенты и цвет фона */ background-image: var(--custom-bg, none),radial-gradient(1200px 800px at 10% -10%,#182033 0%,rgba(24,32,51,0) 60%),radial-gradient(1200px 800px at 110% 10%,#1a1829 0%,rgba(26,24,41,0) 60%);background-position:center,10% -10%,110% 10%;background-size:cover,1200px 800px,1200px 800px;background-repeat:no-repeat,no-repeat,no-repeat;background-color:var(--bg);color:var(--text);font:16px/1.6 'Inter',system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;display:flex;align-items:center;justify-content:center;padding:40px 16px;position:relative;overflow:hidden}
.grid{position:absolute;inset:0;pointer-events:none;opacity:.08;background-image:linear-gradient(to right,#ffffff12 1px,transparent 1px),linear-gradient(to bottom,#ffffff12 1px,transparent 1px);background-size:24px 24px;filter:blur(.2px)}
.card{width:min(880px,100%); background:linear-gradient(180deg,rgba(255,255,255,0.02),rgba(255,255,255,0.01)),var(--card-overlay);border:1px solid var(--card-border);border-radius:24px;box-shadow:0 30px 80px rgba(0,0,0,.35),inset 0 1px 0 rgba(255,255,255,.02);padding:40px 32px;text-align:center;position:relative;z-index:1;/* регулируемый blur (backdrop-filter) */ backdrop-filter:blur(var(--card-blur)) saturate(120%);-webkit-backdrop-filter:blur(var(--card-blur)) saturate(120%);}
.badge{display:inline-block;font-weight:800;letter-spacing:1px;font-size:14px;color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent-2));padding:8px 12px;border-radius:999px;border:1px solid #ffffff22;box-shadow:0 10px 30px rgba(124,108,255,.35);margin-bottom:12px}
h1{margin:8px 0 10px;font-size:34px;line-height:1.25;letter-spacing:.2px}
.lead{color:var(--muted);margin:0 auto 22px;max-width:58ch}
.contacts{display:flex;flex-direction:column;gap:22px;margin-top:10px}
.contact{display:flex;gap:14px;align-items:center;background:#14161a5e;border:1px solid var(--border);border-radius:16px;padding:16px}
.icon{font-size:28px;line-height:1;align-self:flex-start}
.info{flex:1;text-align:left}
.title{font-weight:700}
.desc{color:var(--muted);font-size:14px;margin-top:2px}
.actions{display:flex;gap:10px;align-items:center;margin-top:10px;flex-wrap:wrap}
.actions--between{justify-content:space-between}
.addr{opacity:.95;font-weight:600}
.btn{display:inline-block;padding:12px 16px;border-radius:12px;text-decoration:none;border:1px solid var(--border);transition:transform .08s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease;user-select:none}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;border-color:#ffffff2b;box-shadow:0 10px 25px rgba(124,108,255,.35)}
.btn-primary:hover{box-shadow:0 14px 30px rgba(124,108,255,.45)}
.btn-ghost{background:transparent;color:#d6dbe4}
.copy{background:#0e1116;border:1px solid #2a2e36;border-bottom-color:#1b1f27;padding:6px 8px;border-radius:8px;box-shadow:inset 0 -1px 0 #000;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px}
.copyable{cursor:pointer}
.copyable:hover{filter:brightness(1.1)}
.copy-hint{color:#9bd0ff;min-width:90px}
.sep{height:1px;background:#2a2e36;margin:2px 4px}
.back{display:flex;gap:12px;justify-content:center;margin:18px 0 4px}
.tip{margin-top:8px;color:#aeb6c4;font-size:13px;opacity:.9}
.footer{position:fixed;left:0;right:0;bottom:10px;text-align:center;color:#80889a;font-size:12px;pointer-events:none}