*{box-sizing:border-box}html,body{min-height:100%;margin:0;font-family:DM Sans,Inter,Arial,sans-serif;color:#231942;background:#fbfaff}.page{max-width:1180px;margin:0 auto;padding:40px}.auth-shell{position:relative;display:flex;min-height:100vh;align-items:center;justify-content:center;overflow:hidden;padding:92px 24px 56px;background:radial-gradient(ellipse 90% 55% at 50% 100%,rgba(160,120,240,.5) 0%,transparent 65%),radial-gradient(ellipse 60% 40% at 10% 80%,rgba(130,100,220,.2) 0%,transparent 60%),linear-gradient(180deg,#fff 0%,#f8f5ff 35%,#ede5fb 65%,#d8c8f5 100%)}.auth-shell:before,.auth-shell:after{content:"";position:absolute;border-radius:999px;background:rgba(255,255,255,.72);pointer-events:none}.auth-shell:before{width:6px;height:6px;left:18%;top:28%;box-shadow:120px 72px #ffffff80,420px -30px #ffffff8c,650px 130px #ffffff73}.auth-shell:after{width:4px;height:4px;right:22%;top:20%;box-shadow:-150px 110px #ffffff7a,90px 220px #ffffff6b}.auth-shell .brand{position:absolute;top:24px;left:32px;z-index:1;display:flex;align-items:center;gap:10px;color:#1a1530;text-decoration:none;font-weight:900;font-size:18px}.auth-shell .brand sst-logo{display:inline-flex}.auth-content{position:relative;z-index:1;width:min(100%,430px);text-align:center}.auth-content h1{margin:0;color:#500eaf;font-size:clamp(34px,5vw,54px);line-height:1;font-weight:900;letter-spacing:0}.auth-content .subtitle{margin:12px 0 24px;color:#5d5870;font-size:16px;font-weight:700}.auth-card{display:flex;flex-direction:column;gap:12px;padding:28px;border:1px solid rgba(107,72,232,.12);border-radius:28px;background:rgba(255,255,255,.92);box-shadow:0 24px 70px #4126782e;text-align:left}.auth-card label,.auth-card .hint,.auth-card .link-btn,.auth-card .message{font-weight:900}.auth-card label{font-size:13px;color:#372b59}.auth-card input{width:100%;height:52px;border:1px solid #ded6ef;border-radius:16px;padding:0 16px;background:#fff;color:#201a33;font:800 16px DM Sans,Arial,sans-serif;outline:none}.auth-card input:focus{border-color:#6b48e8;box-shadow:0 0 0 4px #6b48e81f}.auth-card input.invalid{border-color:#ef4444;box-shadow:0 0 0 4px #ef44441a}.auth-card .primary-btn{height:54px;margin-top:4px;border:0;border-radius:18px;background:linear-gradient(135deg,#500eaf,#9810fa);color:#fff;font:900 16px DM Sans,Arial,sans-serif;cursor:pointer}.auth-card .link-btn{border:0;background:transparent;color:#6b48e8;font-size:13px;cursor:pointer}.auth-card .message{margin:0;font-size:13px;line-height:1.35}.auth-card .error{color:#dc2626}.auth-card .success{color:#15803d}.auth-card .hint,.auth-card .contact{margin:0;text-align:center;color:#6b48e8;font-size:12px}.auth-card .contact{margin-bottom:6px;color:#5d5870;font-size:14px;font-weight:800}.auth-card .otp-input{text-align:center;font-size:18px;font-weight:900}@media (max-width: 640px){.auth-shell{padding-inline:18px}.auth-shell .brand{left:20px}.auth-card{border-radius:22px;padding:22px}}