:root{--tb-color-bg: #000000;--tb-color-surface: #0d0d0d;--tb-color-surface-elevated: #161616;--tb-color-border: #2a2a2a;--tb-color-text: #f4f4f5;--tb-color-text-muted: #a1a1aa;--tb-color-accent: #e4e4e7;--tb-color-accent-hot: #fafafa;--tb-font-display: "Oswald", system-ui, sans-serif;--tb-font-body: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--tb-safe-top: env(safe-area-inset-top, 0px);--tb-safe-bottom: env(safe-area-inset-bottom, 0px);--tb-control-height: 3rem;--tb-header-band-height: 3.75rem;--tb-header-strip-height: calc(var(--tb-safe-top) + var(--tb-header-band-height) + 1px);--tb-radius-sm: 6px;--tb-radius-md: 10px;--tb-transition: .18s ease}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;min-height:100%;background:var(--tb-color-bg);color:var(--tb-color-text);font-family:var(--tb-font-body);-webkit-tap-highlight-color:transparent}#app{min-height:100dvh;padding-top:var(--tb-header-strip-height)}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;background:none;border:none;padding:0;cursor:pointer}img{max-width:100%;display:block}.site-header{position:fixed;top:0;left:0;right:0;z-index:50;display:flex;align-items:center;height:var(--tb-header-strip-height);padding:var(--tb-safe-top) 1rem 0;background:var(--tb-color-bg);border-bottom:1px solid var(--tb-color-border)}.site-header__brand{display:inline-flex;align-items:center;height:100%}.site-header__logo{height:2.25rem;width:auto;object-fit:contain}.page-main{padding:1rem 1rem calc(1rem + var(--tb-safe-bottom))}.tb-section{max-width:28rem;margin:0 auto}.tb-section__title{margin:0 0 1rem;font-family:var(--tb-font-display);font-size:1.6rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase}.tb-auth{max-width:22rem}.tb-auth__lead{margin:0 0 1.25rem;font-size:.9rem;line-height:1.45;color:var(--tb-color-text-muted)}.tb-auth__panel[hidden]{display:none!important}.tb-auth__tabs{display:flex;gap:.5rem;margin-bottom:1.25rem}.tb-auth__tab{flex:1;min-height:2.75rem;border-radius:var(--tb-radius-sm);border:1px solid var(--tb-color-border);background:var(--tb-color-surface);font-family:var(--tb-font-display);font-size:.95rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--tb-color-text-muted);transition:background var(--tb-transition),color var(--tb-transition),border-color var(--tb-transition)}.tb-auth__tab.is-active{color:var(--tb-color-accent-hot);border-color:var(--tb-color-accent-hot);background:var(--tb-color-surface-elevated)}.tb-auth__or{display:flex;align-items:center;gap:.75rem;margin:.85rem 0;color:var(--tb-color-text-muted);font-family:var(--tb-font-display);font-size:.8rem;letter-spacing:.08em;text-transform:uppercase}.tb-auth__or:before,.tb-auth__or:after{content:"";flex:1;height:1px;background:var(--tb-color-border)}.tb-auth__steps{display:flex;gap:.35rem;margin-bottom:1rem}.tb-auth__step-dot{flex:1;height:3px;border-radius:2px;background:var(--tb-color-border);transition:background var(--tb-transition)}.tb-auth__step-dot.is-active,.tb-auth__step-dot.is-done{background:var(--tb-color-accent-hot)}[data-reg-step][hidden]{display:none!important}.tb-auth__field{margin-bottom:.85rem}.tb-auth__label{display:block;margin-bottom:.35rem;font-size:.8rem;letter-spacing:.04em;text-transform:uppercase;color:var(--tb-color-text-muted)}.tb-auth__input{width:100%;min-height:var(--tb-control-height);padding:0 .85rem;border-radius:var(--tb-radius-sm);border:1px solid var(--tb-color-border);background:var(--tb-color-surface);color:var(--tb-color-text);font:inherit;font-size:1rem}.tb-auth__input:focus{outline:none;border-color:var(--tb-color-accent-hot)}.tb-auth__agr{position:relative}.tb-auth__agr-prefix{position:absolute;left:.85rem;top:50%;transform:translateY(-50%);color:var(--tb-color-accent-hot);font-size:1rem;font-weight:600;letter-spacing:.04em;pointer-events:none}.tb-auth__input--agr{padding-left:2.7rem;letter-spacing:.04em}.tb-auth__error{margin:0 0 1rem;padding:.65rem .85rem;border-radius:var(--tb-radius-sm);background:#7f1d1d59;border:1px solid rgba(248,113,113,.35);color:#fecaca;font-size:.9rem;line-height:1.4}.tb-auth__actions{display:flex;gap:.5rem;margin-top:1.25rem}.tb-auth__btn[hidden]{display:none!important}.tb-auth__btn{display:inline-flex;align-items:center;justify-content:center;flex:1;min-height:var(--tb-control-height);padding:0 .85rem;border-radius:var(--tb-radius-sm);border:1px solid var(--tb-color-border);background:var(--tb-color-surface);font-family:var(--tb-font-display);font-size:1.05rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--tb-color-text);cursor:pointer;transition:background var(--tb-transition),color var(--tb-transition)}.tb-auth__btn:hover,.tb-auth__btn:focus-visible{background:var(--tb-color-surface-elevated);color:var(--tb-color-accent-hot);outline:none}.tb-auth__btn--primary{border-color:var(--tb-color-accent-hot);color:var(--tb-color-accent-hot)}.tb-auth__btn:disabled{opacity:.5;cursor:not-allowed}.tb-account__card{padding:1rem;border-radius:var(--tb-radius-md);border:1px solid var(--tb-color-border);background:var(--tb-color-surface)}.tb-account__row{display:flex;justify-content:space-between;gap:1rem;padding:.5rem 0;border-bottom:1px solid var(--tb-color-border);font-size:.95rem}.tb-account__row:last-child{border-bottom:none}.tb-account__key{color:var(--tb-color-text-muted);flex-shrink:0}.tb-account__val{text-align:right;word-break:break-word}