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sharedFadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}:root{color-scheme:light}body[data-ui-theme=dark]{color-scheme:dark;--bg: var(--brain-dark-bg);--bg-panel: var(--brain-dark-bg-panel);--bg-card: var(--brain-dark-bg-card);--bg-card-hover: var(--brain-dark-bg-card-hover);--accent: var(--brain-dark-accent);--accent-dark: var(--brain-dark-accent-dark);--accent-hover: var(--brain-dark-accent-hover);--text-on-accent: var(--brain-dark-text-on-accent);--text-primary: var(--brain-dark-text-primary);--text-secondary: var(--brain-dark-text-secondary);--text-muted: var(--brain-dark-text-muted);--border: var(--brain-dark-border);--border-hover: var(--brain-dark-border-hover);--bg-elevated: var(--brain-dark-bg-elevated);--bg-overlay: var(--brain-dark-bg-overlay);--bg-accent-soft: var(--brain-dark-bg-accent-soft);--logo-filter: var(--brain-dark-logo-filter);--shadow-card: var(--brain-dark-shadow-card);--shadow-floating: 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1rem)}.auth-profile-dialog{width:min(calc(860px * var(--ui-font-scale, 1)),100%)}.auth-dialog h2{margin:0 0 12px;color:var(--text-primary)}.auth-dialog p,.auth-dialog li{color:var(--text-secondary);font-weight:var(--fw-bold, 700);line-height:1.65}.auth-checkbox-row,.auth-radio-row label,.auth-profile-grid label{display:grid;gap:6px;color:var(--text-primary);font-weight:var(--fw-bold, 700)}.auth-checkbox-row,.auth-radio-row label{grid-template-columns:auto minmax(0,1fr);align-items:start}.auth-dialog input,.auth-dialog select{width:100%;min-height:44px;padding:10px 12px;border:1px solid var(--border-hover);border-radius:var(--radius-s);background:var(--bg-card);color:var(--text-primary);font:inherit;font-weight:var(--fw-bold, 700)}.auth-dialog input[type=checkbox],.auth-dialog input[type=radio]{width:20px;min-height:20px;margin-top:3px;accent-color:var(--accent)}.auth-profile-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:20px 0}.auth-frequency-grid{grid-template-columns:repeat(3,minmax(120px,1fr));margin-bottom:0}.auth-fieldset{display:grid;gap:10px;margin:18px 0;padding:18px;border:1px solid var(--border);border-radius:var(--radius-s)}.auth-fieldset legend{padding:0 8px;color:var(--accent);font-weight:var(--fw-bold, 700)}@media(max-width:780px){.trainer-auth-panel,.auth-panel-actions{width:100%}.auth-profile-grid,.auth-frequency-grid{grid-template-columns:1fr}.auth-dialog{padding:clamp(22px,calc(24px * var(--ui-font-scale, 1)),34px)}}@media(forced-colors:active){.auth-sensitive-warning,.auth-dialog .auth-sensitive-warning{--auth-warning: CanvasText;background:Canvas;color:CanvasText}}*{box-sizing:border-box}html,body,#root{width:100%;height:100%;background:var(--bg);color:var(--text-primary);font-family:var(--font-family);font-size:var(--ui-font-size, 18px);font-weight:var(--ui-font-weight, var(--fw-regular, 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var(--border);border-radius:var(--radius-m);background:var(--bg);color:var(--text-primary);outline:none;font-family:var(--font-family);font-size:calc(14px * var(--ui-font-scale, 1));transition:border-color var(--transition-fast)}.input:focus{border-color:var(--accent)}.input::placeholder{color:var(--text-muted)}.label{display:block;margin-bottom:6px;color:var(--text-secondary);font-size:calc(13px * var(--ui-font-scale, 1));font-weight:var(--fw-bold, 700)}.settings-container{width:100%}.settings-tabs{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:32px}.settings-tab{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 24px;border:2px solid transparent;border-radius:var(--radius-l);background:var(--bg-card);color:var(--text-secondary);cursor:pointer;font-size:calc(16px * var(--ui-font-scale, 1));font-weight:var(--fw-medium, 600);text-align:center;text-decoration:none;transition:all 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