*,*:before,*:after{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg, #fbf7f0);color:var(--text, #23343a);font-family:ui-rounded,SF Pro Rounded,Hiragino Maru Gothic ProN,Nunito,Segoe UI Variable,Segoe UI,system-ui,-apple-system,Roboto,sans-serif;font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;transition:background-color .2s ease,color .2s ease}button{font:inherit;color:inherit;border:none;background:none;cursor:pointer}img{max-width:100%;display:block}:where(button,a):focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:12px}.app-shell{min-height:100%;display:flex;flex-direction:column;padding-bottom:calc(84px + env(safe-area-inset-bottom,0px))}.screen{flex:1;width:100%;max-width:560px;margin:0 auto;padding:20px 16px 8px;padding-top:calc(20px + env(safe-area-inset-top,0px))}.screen__title{margin:8px 0 20px;font-size:1.6rem;font-weight:700;letter-spacing:-.01em}.section{margin-bottom:28px}.section__head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:12px}.section__title{margin:0;font-size:1.05rem;font-weight:700}.section__link{font-size:.9rem;font-weight:600;color:var(--primary)}.card{background:var(--surface);border:1px solid var(--border);border-radius:20px;box-shadow:var(--shadow)}.home-head{display:flex;align-items:center;gap:12px;margin-bottom:24px}.home-head__text{flex:1;min-width:0}.home-head__greeting{margin:0;font-size:1.15rem;font-weight:700;letter-spacing:-.01em;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.home-head__actions{display:flex;gap:4px}.icon-btn{display:grid;place-items:center;width:40px;height:40px;border-radius:14px;color:var(--text-muted);transition:background-color .15s ease,color .15s ease}.icon-btn:hover{background:var(--surface-muted);color:var(--text)}.avatar{flex:none;width:48px;height:48px;border-radius:16px;object-fit:cover;background:var(--surface-muted)}.avatar--initials{display:grid;place-items:center;font-weight:700;font-size:1.05rem;color:var(--primary-contrast);background:var(--primary)}.plan-badge{display:inline-flex;align-items:center;gap:4px;margin-top:2px;padding:2px 10px;border-radius:999px;font-size:.72rem;font-weight:700;letter-spacing:.02em;text-transform:uppercase}.plan-badge--free{color:var(--text-muted);background:var(--surface-muted)}.plan-badge--premium{color:var(--primary-contrast);background:var(--gradient)}.study-list{display:flex;flex-direction:column;gap:12px}.study-card{display:flex;align-items:center;gap:14px;width:100%;padding:16px;text-align:left;border-radius:20px}.study-card__icon{display:grid;place-items:center;flex:none;width:44px;height:44px;border-radius:15px;color:var(--primary);background:color-mix(in srgb,var(--primary) 12%,transparent)}.study-card__body{flex:1;min-width:0}.study-card__title{margin:0;font-size:.98rem;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.study-card__meta{margin:2px 0 0;font-size:.82rem;color:var(--text-muted)}.status-pill{flex:none;padding:4px 10px;border-radius:999px;font-size:.75rem;font-weight:700;white-space:nowrap}.status-pill--normal{color:var(--success);background:var(--success-bg)}.status-pill--deviation{color:var(--danger);background:var(--danger-bg)}.status-pill--mixed{color:var(--warning);background:var(--warning-bg)}.status-pill--unknown{color:var(--text-muted);background:var(--surface-muted)}.empty{padding:32px 20px;text-align:center;border-radius:20px;border:1px dashed var(--border);background:var(--surface)}.empty__icon{color:var(--text-muted);opacity:.6;margin:0 auto 12px}.empty__title{margin:0;font-weight:700}.empty__hint{margin:6px 0 0;font-size:.88rem;color:var(--text-muted)}.skeleton{height:76px;border-radius:20px;background:var(--surface-muted);animation:pulse 1.4s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.55}}@media (prefers-reduced-motion: reduce){.skeleton{animation:none}}.quick-actions{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.quick-action{display:flex;flex-direction:column;align-items:center;gap:8px;padding:18px 8px;border-radius:20px;background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);font-size:.85rem;font-weight:600;transition:transform .12s ease}.quick-action:active{transform:scale(.97)}.quick-action__icon{display:grid;place-items:center;width:46px;height:46px;border-radius:16px;color:var(--primary);background:color-mix(in srgb,var(--primary) 12%,transparent)}.tabbar{position:fixed;left:0;right:0;bottom:0;z-index:20;display:grid;grid-template-columns:repeat(5,1fr);align-items:end;padding:10px 8px calc(10px + env(safe-area-inset-bottom,0px));background:var(--surface);border-top:1px solid var(--border)}.tab{display:flex;flex-direction:column;align-items:center;gap:4px;padding:4px 0;font-size:.68rem;font-weight:600;color:var(--text-muted);transition:color .15s ease}.tab--active{color:var(--primary)}.tab--primary{gap:6px}.tab--primary .tab__bubble{display:grid;place-items:center;width:56px;height:56px;margin-top:-26px;border-radius:50%;color:var(--primary-contrast);background:var(--gradient);box-shadow:var(--glow);transition:transform .12s ease}.tab--primary:active .tab__bubble{transform:scale(.94)}.support-fab{position:fixed;right:16px;bottom:calc(96px + env(safe-area-inset-bottom,0px));z-index:21;display:grid;place-items:center;width:48px;height:48px;border-radius:50%;color:#fff;background:var(--accent);box-shadow:var(--shadow-lg);transition:transform .12s 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spin{to{transform:rotate(360deg)}}.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:12px 24px;border-radius:16px;font-weight:700;color:var(--primary-contrast);background:var(--primary);box-shadow:var(--shadow);text-decoration:none;transition:transform .12s ease,opacity .15s ease}.btn:active{transform:scale(.98)}.btn:disabled{opacity:.7;cursor:default}.btn--brand{width:100%;max-width:300px;padding:14px 24px;border-radius:18px;font-size:.97rem;letter-spacing:.01em;background:var(--gradient);box-shadow:var(--glow)}.spinner--sm{width:17px;height:17px;border-width:2px;border-color:color-mix(in srgb,var(--primary-contrast) 35%,transparent);border-top-color:var(--primary-contrast)}.welcome{min-height:100dvh;display:flex;flex-direction:column;align-items:center;width:100%;max-width:460px;margin:0 auto;padding:16px 24px clamp(28px,7vh,52px);padding-top:calc(16px + env(safe-area-inset-top,0px));padding-bottom:calc(clamp(28px,7vh,52px) + env(safe-area-inset-bottom,0px));text-align:center}.welcome__header{display:flex;align-items:center;justify-content:flex-end;gap:8px;width:100%;position:relative;z-index:5}.welcome__brand{display:flex;flex-direction:column;align-items:center;gap:18px;margin-top:auto}.welcome__slogan{margin:0;max-width:30ch;font-size:.9rem;line-height:1.5;color:var(--text-muted)}.welcome__cta{display:flex;flex-direction:column;align-items:center;width:100%;margin-top:32px;margin-bottom:auto}.welcome__error{margin:0 0 12px;font-weight:600;color:var(--danger)}.welcome__hint{margin:0;color:var(--text-muted)}.theme-switch{display:inline-flex;gap:2px;padding:3px;border-radius:999px;background:var(--surface-muted)}.theme-switch__btn{display:grid;place-items:center;width:30px;height:30px;border-radius:999px;color:var(--text-muted);transition:background-color .18s ease,color .18s ease}.theme-switch__btn--active{color:var(--primary-contrast);background:var(--gradient)}.lang-switch{position:relative}.lang-switch__trigger{display:inline-flex;align-items:center;gap:6px;padding:7px 10px;border-radius:999px;border:1px solid var(--border);background:var(--surface);font-size:.8rem;font-weight:700}.lang-switch__flag{font-size:1rem;line-height:1}.lang-switch__code{letter-spacing:.03em}.lang-switch__chevron{color:var(--text-muted);transition:transform .18s ease}.lang-switch__chevron--open{transform:rotate(180deg)}.lang-switch__menu{position:absolute;z-index:30;right:0;top:calc(100% + 8px);min-width:190px;margin:0;padding:6px;list-style:none;border-radius:18px;border:1px solid var(--border);background:var(--surface);box-shadow:var(--shadow-lg);max-height:60vh;overflow-y:auto;animation:dropdown-in .14s ease-out}@keyframes dropdown-in{0%{opacity:0;transform:translateY(-6px)}}@media (prefers-reduced-motion: reduce){.lang-switch__menu{animation:none}}.lang-switch__item{display:flex;align-items:center;gap:10px;width:100%;padding:10px;border-radius:12px;font-size:.9rem;font-weight:600;text-align:left}.lang-switch__name{flex:1}.lang-switch__item:hover{background:var(--surface-muted)}.lang-switch__item--active{color:var(--primary)}.dev-banner{margin:0 0 16px;padding:10px 14px;border-radius:14px;font-size:.8rem;font-weight:600;color:#fff;background:var(--accent)}.settings-group{padding:6px;margin-bottom:20px}.settings-group__label{margin:10px 12px;font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--text-muted)}.segmented{display:grid;grid-auto-flow:column;gap:4px;padding:4px;border-radius:16px;background:var(--surface-muted)}.segmented__option{padding:10px 8px;border-radius:12px;font-size:.85rem;font-weight:600;color:var(--text-muted);transition:background-color .15s ease,color .15s ease}.segmented__option--active{color:var(--text);background:var(--surface);box-shadow:var(--shadow)}.lang-list{display:flex;flex-direction:column}.lang-option{display:flex;align-items:center;justify-content:space-between;width:100%;padding:14px 12px;border-radius:14px;font-weight:600;text-align:left}.lang-option--active{color:var(--primary)}.lang-option+.lang-option{border-top:1px solid var(--border)}.section--last{margin-top:36px;padding-top:24px;border-top:1px solid var(--border)}.logout{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;padding:16px 24px;border-radius:20px;font-size:.98rem;font-weight:700;color:var(--accent);background:var(--warning-bg);border:1px solid color-mix(in srgb,var(--accent) 30%,transparent);transition:transform .12s ease,opacity .15s ease}.logout:active{transform:scale(.98)}.logout:disabled{opacity:.6;cursor:default}