:root{color-scheme:light dark;--page-bg: #1f1f20;--card-bg: #0e0e0e;--card-border: rgba(255, 255, 255, .06);--text-primary: #e3e3e3;--text-secondary: #bdc1c6;--text-tertiary: #9aa0a6;--blue: #a8c7fa;--on-blue: #062e6f;--error: #f28b82;--outline: #5f6368;--state-layer: rgba(255, 255, 255, .08);--track: rgba(168, 199, 250, .28);--focus-ring: rgba(168, 199, 250, .25);--radius-card: 28px;--radius-field: 4px;--font-ui: "Roboto", Arial, sans-serif;--font-display: "Google Sans", "Product Sans", "Roboto", Arial, sans-serif}@media (prefers-color-scheme: light){:root{--page-bg: #ffffff;--card-bg: #ffffff;--card-border: #dadce0;--text-primary: #1f1f1f;--text-secondary: #444746;--text-tertiary: #5f6368;--blue: #0b57d0;--on-blue: #ffffff;--error: #d93025;--outline: #747775;--state-layer: rgba(0, 0, 0, .06);--track: rgba(11, 87, 208, .18);--focus-ring: rgba(11, 87, 208, .22)}}*{box-sizing:border-box}html,body{margin:0;padding:0}body{min-height:100dvh;background:var(--page-bg);color:var(--text-primary);font-family:var(--font-ui);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}.shell{min-height:100dvh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px 12px}.card,.footer{width:min(100%,980px);margin-inline:auto}.card{position:relative;background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-card);overflow:hidden}.card__body{padding:48px 40px;transition:opacity .18s ease}.card.is-loading .card__body{opacity:.5;pointer-events:none}.progress{position:absolute;inset:0 0 auto 0;height:3px;background:var(--track);opacity:0;transition:opacity .12s ease;z-index:2}.card.is-loading .progress{opacity:1}.progress__bar{position:absolute;top:0;bottom:0;width:auto;background:var(--blue)}.card.is-loading .progress__bar--a{animation:prog-a 2.1s cubic-bezier(.65,.815,.735,.395) 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input:checked+.checkbox__box{background:var(--blue);border-color:var(--blue);color:var(--on-blue)}.checkbox input:checked+.checkbox__box svg{opacity:1}.checkbox input:focus-visible+.checkbox__box{box-shadow:0 0 0 4px var(--focus-ring)}.checkbox__label{font-size:14px;font-weight:500;color:var(--text-primary)}.spinner{display:flex;flex-direction:column;align-items:center;gap:20px}.spinner__svg{width:48px;height:48px;animation:spin 1.4s linear infinite}.spinner__track{stroke:var(--track)}.spinner__head{stroke:var(--blue);stroke-dasharray:90,126;transform-origin:center;animation:dash 1.4s ease-in-out infinite}.signin-text{margin:0;color:var(--text-secondary);font-size:14px}.step--message{justify-content:flex-start}.message{max-width:560px}.message__logo{margin-bottom:24px}.message__title{margin:0 0 16px;font-family:var(--font-display);font-size:28px;line-height:36px;font-weight:400;color:var(--text-primary)}.message__text{margin:0 0 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