:root{--auth-bg:#05060b;--auth-surface:rgba(12,15,27,.74);--auth-line:rgba(255,255,255,.12);--auth-text:#f7f8fc;--auth-muted:#aab1c2;--auth-pink:#ff2ea3;--auth-purple:#9a5cff;--auth-blue:#4e7cff;--auth-green:#41dd97}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;width:100%}body.premium-auth-page{min-height:100svh;color:var(--auth-text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:radial-gradient(circle at 12% 42%,rgba(255,46,163,.24),transparent 31%),radial-gradient(circle at 88% 52%,rgba(78,124,255,.25),transparent 34%),radial-gradient(circle at 50% 0,rgba(154,92,255,.18),transparent 28%),linear-gradient(180deg,#030409,#070914 48%,#020307);overflow-x:hidden}
body.premium-auth-page:before,body.premium-auth-page:after{content:"";position:fixed;pointer-events:none;z-index:0}body.premium-auth-page:before{inset:-18%;background:repeating-radial-gradient(ellipse at center,rgba(255,255,255,.025) 0 1px,transparent 2px 35px);opacity:.45;animation:authGrid 16s ease-in-out infinite alternate}body.premium-auth-page:after{width:420px;height:420px;border-radius:50%;left:calc(50% - 210px);top:-260px;background:radial-gradient(circle,rgba(255,255,255,.09),transparent 68%);filter:blur(8px);animation:authHalo 7s ease-in-out infinite}
@keyframes authGrid{to{transform:translate3d(2%,1.5%,0) scale(1.035)}}@keyframes authHalo{50%{transform:translateY(28px) scale(1.08);opacity:.75}}
.auth-shell{position:relative;z-index:1;width:min(1120px,calc(100% - 34px));min-height:100svh;margin:auto;padding:28px 0 36px;display:flex;flex-direction:column;justify-content:center;gap:22px}.auth-topbar{display:flex;align-items:center;justify-content:space-between;gap:18px}.auth-logo{display:flex;align-items:center;gap:11px;text-decoration:none;color:#fff}.auth-logo img{width:146px;height:auto;display:block;filter:drop-shadow(0 12px 28px rgba(0,0,0,.32))}.auth-logo span{display:none}.auth-back{font-size:13px;font-weight:800;color:#c7cbd7;text-decoration:none;padding:10px 14px;border:1px solid var(--auth-line);border-radius:12px;background:rgba(255,255,255,.045);transition:.2s}.auth-back:hover{color:#fff;transform:translateY(-2px);border-color:rgba(255,255,255,.22)}
.auth-stage{display:grid;grid-template-columns:minmax(0,.92fr) minmax(430px,1.08fr);gap:28px;align-items:stretch}.auth-stage.register-stage{grid-template-columns:minmax(0,.78fr) minmax(520px,1.22fr)}
.auth-side{position:relative;overflow:hidden;min-height:560px;border-radius:30px;padding:38px;background:linear-gradient(145deg,rgba(255,46,163,.14),rgba(78,124,255,.12)),rgba(9,12,22,.72);border:1px solid var(--auth-line);box-shadow:0 30px 90px rgba(0,0,0,.32);display:flex;flex-direction:column;justify-content:space-between}.auth-side:before{content:"";position:absolute;width:290px;height:290px;border-radius:50%;right:-110px;top:-90px;background:radial-gradient(circle,rgba(255,70,177,.38),transparent 68%);filter:blur(4px);animation:sideOrb 7s ease-in-out infinite}.auth-side:after{content:"";position:absolute;width:310px;height:310px;border-radius:50%;left:-130px;bottom:-145px;background:radial-gradient(circle,rgba(69,117,255,.34),transparent 68%);animation:sideOrb 8s ease-in-out infinite reverse}@keyframes sideOrb{50%{transform:translateY(22px) scale(1.08)}}.auth-side>*{position:relative;z-index:1}.auth-kicker{display:inline-flex;width:max-content;padding:8px 11px;border:1px solid rgba(255,255,255,.12);border-radius:999px;background:rgba(255,255,255,.05);font-size:10px;font-weight:900;letter-spacing:.12em;text-transform:uppercase;color:#e9ebf2}.auth-side h2{margin:18px 0 12px;font-size:clamp(34px,4vw,50px);line-height:1.02;letter-spacing:-.055em}.auth-side p{margin:0;color:var(--auth-muted);font-size:15px;line-height:1.65;max-width:480px}.auth-benefits{display:grid;gap:10px;margin-top:28px}.auth-benefit{display:flex;gap:10px;align-items:flex-start;padding:13px 14px;border-radius:15px;background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.07);font-size:13px;color:#d9dce6}.auth-benefit:before{content:"✓";display:grid;place-items:center;width:20px;height:20px;flex:0 0 20px;border-radius:50%;background:var(--auth-green);color:#07110c;font-size:12px;font-weight:950}.auth-preview{margin-top:28px;padding:14px;border-radius:20px;background:rgba(3,5,11,.62);border:1px solid rgba(255,255,255,.09);box-shadow:0 18px 50px rgba(0,0,0,.24);animation:previewFloat 5s ease-in-out infinite}@keyframes previewFloat{50%{transform:translateY(-7px)}}.preview-bar{height:9px;border-radius:999px;background:linear-gradient(90deg,var(--auth-pink),var(--auth-purple),var(--auth-blue));margin-bottom:13px}.preview-row{display:grid;grid-template-columns:44px 1fr;gap:10px;align-items:center;padding:10px;border-radius:13px;background:rgba(255,255,255,.055);margin-top:8px}.preview-thumb{height:44px;border-radius:11px;background:linear-gradient(135deg,#ff72c3,#7a5fff)}.preview-lines i{display:block;height:6px;border-radius:99px;background:rgba(255,255,255,.17);margin:6px 0}.preview-lines i:last-child{width:58%}
.auth-glass-card{position:relative;overflow:hidden;border-radius:30px;padding:38px;background:linear-gradient(145deg,rgba(255,255,255,.075),rgba(255,255,255,.025) 42%,rgba(8,17,42,.38));border:1px solid var(--auth-line);box-shadow:inset 0 1px 0 rgba(255,255,255,.08),0 35px 100px rgba(0,0,0,.38),-12px 0 65px rgba(255,46,163,.12),12px 0 65px rgba(78,124,255,.14);backdrop-filter:blur(22px) saturate(1.13);-webkit-backdrop-filter:blur(22px) saturate(1.13)}.auth-glass-card:before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:linear-gradient(135deg,rgba(255,45,167,.58),rgba(255,255,255,.08) 42%,rgba(81,155,255,.72));-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}.auth-glass-card>*{position:relative;z-index:1}.auth-card-head{margin-bottom:24px}.auth-glass-card h1{margin:0 0 8px;font-size:clamp(36px,4.5vw,52px);line-height:1;letter-spacing:-.055em}.register-card h1{font-size:clamp(34px,4vw,46px)}.auth-subtitle{margin:0;color:var(--auth-muted);font-size:15px;line-height:1.55}.premium-auth-form{display:grid;gap:14px}.register-form{grid-template-columns:1fr 1fr}.register-form .full{grid-column:1/-1}.auth-field{position:relative;display:flex;align-items:center;min-height:58px;border-radius:16px;border:1px solid rgba(151,158,209,.36);background:rgba(4,8,20,.5);overflow:hidden;transition:.22s}.auth-field:hover{border-color:rgba(188,192,232,.5)}.auth-field:focus-within{border-color:rgba(255,72,176,.86);box-shadow:0 0 0 4px rgba(236,0,140,.09),0 0 30px rgba(236,0,140,.12)}.field-icon{width:55px;height:58px;display:grid;place-items:center;color:#fff;flex:0 0 55px}.field-icon svg{width:21px;height:21px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.auth-field input{width:100%;min-width:0;height:58px;border:0;outline:0;background:transparent;color:#fff;padding:0 17px;font-size:15px;font-weight:650}.field-icon+input{padding-left:0}.auth-field input::placeholder{color:rgba(255,255,255,.43)}.auth-url-preview{grid-column:1/-1;margin:-3px 3px 2px;color:#aeb5c6;font-size:12px}.auth-url-preview b{color:#e7eaf1}.auth-url-preview strong{color:#ff58b4}.auth-primary-btn{position:relative;overflow:hidden;grid-column:1/-1;width:100%;min-height:58px;margin-top:3px;border:0;border-radius:17px;background:linear-gradient(100deg,var(--auth-pink),#d340ff 56%,var(--auth-blue));color:#fff;font-size:16px;font-weight:950;cursor:pointer;box-shadow:0 15px 38px rgba(255,46,163,.24);transition:.22s}.auth-primary-btn:after{content:"";position:absolute;inset:-40% auto -40% -35%;width:25%;transform:skewX(-20deg);background:linear-gradient(90deg,transparent,rgba(255,255,255,.42),transparent);animation:authShine 4.6s ease-in-out infinite}@keyframes authShine{0%,58%{left:-35%}80%,100%{left:125%}}.auth-primary-btn:hover{transform:translateY(-2px);filter:brightness(1.05)}.auth-links{margin-top:20px;display:flex;justify-content:center;align-items:center;gap:14px;flex-wrap:wrap;color:#abb2c2;font-size:13px}.auth-links a{color:#d5d9e3;text-decoration:none;border-bottom:1px solid rgba(255,255,255,.45);padding-bottom:2px}.auth-links a:hover{color:#fff;border-color:#fff}.auth-links i{font-style:normal;color:#ff49ae}.auth-alert{margin:0 0 16px;border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.07);border-radius:14px;padding:12px 14px;font-size:13px;line-height:1.4}.auth-alert.error{border-color:rgba(248,113,113,.34);background:rgba(239,68,68,.12);color:#fecaca}.auth-alert.success{border-color:rgba(52,211,153,.34);background:rgba(16,185,129,.13);color:#bbf7d0}.auth-trust{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:18px;color:#8f97a9;font-size:11px}.auth-trust span:before{content:"✓";color:var(--auth-green);margin-right:5px;font-weight:900}
@media(max-width:900px){.auth-shell{justify-content:flex-start;padding-top:22px}.auth-stage,.auth-stage.register-stage{grid-template-columns:1fr;max-width:650px;width:100%;margin:auto}.auth-side{min-height:auto;padding:28px}.auth-side h2{font-size:36px}.auth-preview{display:none}.auth-glass-card{padding:32px}.auth-logo img{width:132px}}
@media(max-width:600px){.auth-shell{width:min(100% - 22px,1120px);padding:16px 0 26px;gap:15px}.auth-topbar{padding:0 2px}.auth-logo img{width:116px}.auth-back{font-size:11px;padding:8px 10px}.auth-stage{gap:14px}.auth-side{padding:22px;border-radius:23px}.auth-side h2{font-size:29px;margin-top:14px}.auth-side p{font-size:13px}.auth-benefits{display:none}.auth-glass-card{border-radius:24px;padding:25px 19px}.auth-card-head{margin-bottom:19px}.auth-glass-card h1,.register-card h1{font-size:34px}.auth-subtitle{font-size:13px}.register-form{grid-template-columns:1fr}.register-form>*{grid-column:1!important}.auth-field,.auth-field input{min-height:54px;height:54px}.field-icon{width:49px;height:54px;flex-basis:49px}.field-icon svg{width:19px;height:19px}.auth-field input{font-size:14px}.auth-primary-btn{min-height:55px;font-size:15px}.auth-links{margin-top:17px;font-size:12px}.auth-trust{font-size:10px;gap:8px}.auth-url-preview{font-size:11px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}}