:root{--brand: #3b6ef5;--brand-deep: #2450c9;--brand-soft: #e8efff;--violet: #8b5cf6;--amber: #f5a623;--green: #2e9e5b;--danger: #d64545;--ink: #101526;--ink-2: #4a5169;--ink-3: #9aa1b5;--bg: #f4f6fc;--card: #ffffff;--line: rgba(35, 52, 110, .1);--shadow-sm: 0 1px 2px rgba(16, 26, 64, .05), 0 4px 14px rgba(16, 26, 64, .06);--shadow-md: 0 2px 4px rgba(16, 26, 64, .06), 0 12px 32px rgba(16, 26, 64, .1);--r-sm: 12px;--r-md: 18px;--r-lg: 26px}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;font:16px/1.55 -apple-system,BlinkMacSystemFont,SF Pro Text,system-ui,sans-serif;color:var(--ink);background:radial-gradient(900px 480px at 8% -10%,rgba(59,110,245,.09),transparent 60%),radial-gradient(720px 420px at 105% 30%,rgba(139,92,246,.07),transparent 60%),var(--bg);min-height:100vh}a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}button{font:inherit}h1{font-size:30px;line-height:1.15;letter-spacing:-.02em;margin:10px 0;font-weight:800}.overline{font-size:11px;font-weight:800;letter-spacing:.13em;text-transform:uppercase;color:var(--ink-3);margin:0 0 8px}.muted{color:var(--ink-2)}.dim{color:var(--ink-3)}.small{font-size:13px}.error{color:var(--danger)}.container{max-width:720px;margin:0 auto;padding:26px 18px 80px}.wave{display:inline-flex;align-items:center;gap:3px;height:18px}.wave i{width:3px;border-radius:2px;background:currentColor;display:block;height:30%;animation:none}.wave i:nth-child(1){height:45%}.wave i:nth-child(2){height:90%}.wave i:nth-child(3){height:60%}.wave i:nth-child(4){height:100%}.wave i:nth-child(5){height:50%}.wave i:nth-child(6){height:75%}.wave.live i{animation:dance .9s ease-in-out infinite alternate}.wave.live i:nth-child(2){animation-delay:.1s}.wave.live i:nth-child(3){animation-delay:.22s}.wave.live i:nth-child(4){animation-delay:.34s}.wave.live i:nth-child(5){animation-delay:.15s}.wave.live i:nth-child(6){animation-delay:.28s}@keyframes dance{0%{transform:scaleY(.4)}to{transform:scaleY(1.15)}}.logo{display:inline-flex;align-items:center;justify-content:center;gap:0;width:40px;height:40px;border-radius:12px;color:#fff;flex:none;background:linear-gradient(135deg,var(--brand),var(--brand-deep));box-shadow:0 6px 16px #2b54d059,inset 0 1px #ffffff40}.logo .wave{height:16px}.logo .wave i{width:2.5px}.logo.xl{width:76px;height:76px;border-radius:22px}.logo.xl .wave{height:30px;gap:4px}.logo.xl .wave i{width:4px}.topbar{position:sticky;top:0;z-index:20;display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 18px;background:#ffffffd1;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}.topbar .brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--ink);font-size:17px}.topbar .brand:hover{text-decoration:none}.topbar 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.12s}.btn:hover{transform:translateY(-1px);box-shadow:var(--shadow-md);text-decoration:none}.btn:active{transform:translateY(0) scale(.99)}.btn:disabled{opacity:.45;cursor:default;transform:none}.btn.primary{color:#fff;border:none;background:linear-gradient(135deg,var(--brand),var(--brand-deep));box-shadow:0 8px 20px #2b54d059,inset 0 1px #ffffff47}.btn.ghost{background:transparent;border-color:transparent;box-shadow:none;color:var(--ink-2)}.btn.ghost:hover{color:var(--ink);background:#23346e0d}.btn.danger{color:var(--danger)}.btn.sm{padding:8px 14px;font-size:14px;border-radius:11px}.orb-wrap{position:relative;display:inline-flex}.orb{width:84px;height:84px;border-radius:50%;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;color:#fff;background:linear-gradient(140deg,var(--brand) 10%,var(--brand-deep) 90%);box-shadow:0 14px 30px #2b54d066,inset 0 2px #ffffff4d;transition:transform .15s ease;position:relative;z-index:2}.orb:hover{transform:scale(1.04)}.orb:active{transform:scale(.97)}.orb.rec{background:linear-gradient(140deg,#e5484d,#b52d31);box-shadow:0 14px 30px #d53c3c66}.orb-wrap .ring{content:"";position:absolute;top:0;right:0;bottom:0;left:0;border-radius:50%;z-index:1;border:2px solid rgba(229,72,77,.45);animation:ripple 1.6s ease-out infinite}.orb-wrap .ring.r2{animation-delay:.55s}@keyframes ripple{0%{transform:scale(1);opacity:1}to{transform:scale(1.9);opacity:0}}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:20px;margin:14px 0;box-shadow:var(--shadow-sm)}.rail{border-left:3px solid var(--brand);padding-left:14px;margin:14px 0}.rail.amber{border-color:var(--amber)}.rail.green{border-color:var(--green)}.rail.violet{border-color:var(--violet)}.rail ul{margin:6px 0 0;padding-left:18px}.rail li{margin:4px 0}.list{list-style:none;padding:0;margin:18px 0 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var(--line)}.msg.user{margin-left:auto;color:#fff;border:none;background:linear-gradient(135deg,var(--brand),var(--brand-deep));border-bottom-right-radius:6px}.msg:not(.user){border-bottom-left-radius:6px}.chat-form{display:flex;gap:10px;margin-top:14px}.chat-form input{flex:1;font:inherit;padding:12px 14px;color:var(--ink);border:1px solid var(--line);border-radius:13px;background:var(--card);outline:none;box-shadow:var(--shadow-sm)}.chat-form input:focus{border-color:var(--brand);box-shadow:0 0 0 3px #3b6ef52e}.onb{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:32px 22px;gap:8px}.onb .num{font-size:90px;font-weight:900;letter-spacing:-.05em;line-height:1;background:linear-gradient(135deg,var(--brand),var(--violet));-webkit-background-clip:text;background-clip:text;color:transparent;opacity:.9}.onb h1{font-size:30px;max-width:480px}.onb p{max-width:440px;color:var(--ink-2);margin:4px 0 22px}.onb .art{margin:10px 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0}.plan{flex:1;min-width:210px;position:relative;text-align:left;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;box-shadow:var(--shadow-sm)}.plan.hot{border:1.5px solid rgba(59,110,245,.55);box-shadow:var(--shadow-md)}.plan .flag{position:absolute;top:-11px;left:18px;font-size:11px;font-weight:800;letter-spacing:.05em;color:#fff;padding:4px 10px;border-radius:999px;background:linear-gradient(135deg,var(--brand),var(--violet))}.plan .price{font-size:32px;font-weight:900;letter-spacing:-.02em;margin:6px 0 2px}.plan .per{color:var(--ink-3);font-size:13px}.plan .btn{width:100%;margin-top:16px}.perks{list-style:none;padding:0;margin:16px 0}.perks li{display:flex;gap:10px;padding:7px 0;align-items:baseline}.perks li:before{content:"●";color:var(--brand);font-size:9px;flex:none;transform:translateY(-2px)}.trust{display:flex;gap:16px;flex-wrap:wrap;margin-top:14px}.trust span{font-size:13px;color:var(--ink-3)}.danger-zone{border-color:#d6454540}.center{text-align:center;padding-top:14vh}.seg{margin:8px 0}.rec-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:4px}.actions{display:flex;gap:18px;align-items:center;margin:8px 0 6px}@media (max-width: 560px){h1{font-size:25px}.onb .num{font-size:64px}.chip{display:none}}