.auth-shell{background:var(--paper);min-height:100vh;color:var(--ink);place-items:center;padding:96px 20px 44px;display:grid;position:relative;overflow:hidden}.auth-background{pointer-events:none;opacity:.72;position:fixed;inset:0}.auth-background .ambient-geometry{width:100%;height:100%}.auth-header{z-index:3;border-bottom:1px solid var(--line);background:color-mix(in srgb, var(--background) 84%, transparent);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);justify-content:space-between;align-items:center;height:70px;padding:0 28px;display:flex;position:fixed;inset:0 0 auto}.auth-header>div{gap:8px;display:flex}.auth-brand{color:var(--ink);align-items:center;gap:10px;text-decoration:none;display:flex}.auth-brand span{background:var(--ink);width:34px;height:34px;color:var(--paper);border-radius:10px;place-items:center;font-weight:800;display:grid}.auth-card{z-index:2;border:1px solid var(--line);background:color-mix(in srgb, var(--surface-elevated) 94%, transparent);width:min(100%,470px);box-shadow:0 28px 80px var(--shadow-soft);-webkit-backdrop-filter:blur(22px);backdrop-filter:blur(22px);border-radius:24px;padding:34px;position:relative}.auth-card-heading{text-align:center}.auth-card-heading h1{letter-spacing:-.035em;margin:5px 0 8px;font-size:clamp(30px,6vw,42px)}.auth-card-heading>p:last-child{max-width:370px;color:var(--muted);margin:0 auto 24px;font-size:14px;line-height:1.55}.auth-icon{background:var(--ink);width:48px;height:48px;color:var(--paper);border-radius:15px;place-items:center;margin:0 auto 15px;display:grid}.auth-tabs{background:var(--surface-warm);border-radius:12px;grid-template-columns:1fr 1fr;margin-bottom:22px;padding:4px;display:grid}.auth-tabs button{color:var(--muted);font:inherit;cursor:pointer;background:0 0;border:0;border-radius:9px;padding:10px;font-size:13px;font-weight:700}.auth-tabs button.active{color:var(--ink);background:var(--surface-elevated);box-shadow:0 3px 12px var(--shadow-soft)}.auth-form{gap:16px;display:grid}.auth-form label{color:var(--ink);gap:7px;font-size:12px;font-weight:700;display:grid}.auth-form label>span{border:1px solid var(--line);background:var(--surface);min-height:48px;color:var(--muted);border-radius:12px;align-items:center;gap:9px;padding:0 13px;display:flex}.auth-form input{width:100%;min-width:0;color:var(--ink);font:inherit;background:0 0;border:0;outline:0;font-size:14px}.auth-form label>span:focus-within{border-color:var(--ink);box-shadow:0 0 0 3px color-mix(in srgb, var(--ink) 10%, transparent)}.auth-form label>span button{color:var(--muted);cursor:pointer;background:0 0;border:0;place-items:center;padding:4px;display:grid}.auth-form small{color:var(--muted);font-size:10px;font-weight:500;line-height:1.4}.auth-submit{background:var(--ink);min-height:48px;color:var(--paper);font:inherit;cursor:pointer;border:0;border-radius:12px;justify-content:center;align-items:center;gap:9px;font-weight:750;display:flex}.auth-submit:disabled{opacity:.55;cursor:wait}.auth-step{background:var(--surface-warm);border-radius:12px;align-items:center;gap:12px;padding:12px;display:flex}.auth-step>span{background:var(--ink);height:30px;color:var(--paper);border-radius:50%;flex:0 0 30px;place-items:center;font-size:12px;font-weight:800;display:grid}.auth-step p{color:var(--muted);gap:2px;margin:0;font-size:11px;display:grid}.auth-step strong{color:var(--ink);font-size:12px}.code-input{letter-spacing:7px;text-align:center;font-size:22px!important;font-weight:800!important}.auth-notice,.auth-error{border-radius:10px;align-items:center;gap:8px;margin-bottom:15px;padding:11px 13px;font-size:12px;line-height:1.45;display:flex}.auth-notice{background:color-mix(in srgb, #16865a 12%, var(--surface));color:#16865a}.auth-error{background:color-mix(in srgb, #c73737 11%, var(--surface));color:#b92b2b}.auth-text-button{color:var(--muted);font:inherit;cursor:pointer;background:0 0;border:0;font-size:12px;text-decoration:underline}.auth-guest-link{color:var(--muted);justify-content:center;align-items:center;gap:7px;margin-top:24px;font-size:12px;text-decoration:none;display:flex}@media (max-width:560px){.auth-shell{align-items:start;padding:84px 12px 24px}.auth-header{height:62px;padding:0 14px}.auth-brand strong{display:none}.auth-card{border-radius:19px;padding:25px 18px}}