:root{color-scheme:light;--bg: #f5f5f7;--surface: #ffffff;--text: #111111;--muted: #666666;--border: #d2d2d7;--accent: #111111;--accent-hover: #1f1f1f;--shadow: 0 24px 60px rgba(17, 17, 17, .08);--radius: 18px}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100%;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:var(--text);background:radial-gradient(circle at top,rgba(255,255,255,.94),transparent 28%),linear-gradient(180deg,#ffffff 0%,var(--bg) 100%)}body{min-height:100vh}a{color:inherit;text-decoration:none}.center-screen,.page-shell{min-height:100vh;width:100%;padding:32px 24px 48px;display:grid}.center-screen{place-items:center}.page-shell{place-items:start stretch;align-content:start;justify-items:stretch}.app-header{position:sticky;top:0;z-index:20;padding:0;background:#000;border-bottom:1px solid #222222;box-shadow:0 10px 30px #00000029}.app-header-inner{width:100%;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 24px}.home-link{display:inline-flex;align-items:center;min-height:44px;padding:0 16px;border-radius:10px;border:1px solid #2b2b2b;background:#ffffff0d;box-shadow:none;color:#fff;font-weight:700;transition:transform .14s ease,border-color .14s ease,background .14s ease}.home-link:hover{transform:translateY(-1px);border-color:#444;background:#ffffff17}.header-actions{display:flex;align-items:center;gap:12px}.profile-stack{width:min(170px,100%);padding:8px;display:grid;gap:8px;background:#050505;border:1px solid #262626;border-radius:16px;box-shadow:inset 0 1px #ffffff0a}.profile-stack .profile-link,.profile-stack .logout-button{width:100%;min-width:0}.profile-stack .profile-link{background:#0f0f0f;border-color:#343434;justify-content:center;border-radius:12px;display:inline-flex}.profile-link,.logout-button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 16px;border-radius:10px;border:1px solid #2b2b2b;background:#ffffff0d;color:#fff;font-weight:700;transition:transform .14s ease,border-color .14s ease,background .14s ease}.profile-link:hover,.logout-button:hover{transform:translateY(-1px);background:#ffffff17;border-color:#444}.profile-link--active{border-color:#fff;color:#fff}.logout-button{cursor:pointer;background:#b42318;border-color:#7f1d1d;color:#fff}.logout-button:hover{background:#991b1b;border-color:#6b2020;color:#fff}.hero-card,.panel{width:100%;max-width:none;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:clamp(24px,4vw,40px)}.hero-card{width:min(100%,920px)}.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;border-radius:10px;border:1px solid transparent;font-weight:700;transition:transform .14s ease,background .14s ease,border-color .14s ease}.button:hover{transform:translateY(-1px)}.button:disabled{opacity:.7;cursor:not-allowed}.button-primary{background:var(--accent);color:#fff;border-color:var(--accent)}.button-primary:hover{background:var(--accent-hover);border-color:var(--accent-hover)}.button-secondary{border-color:var(--border);background:#fff;color:var(--text)}.page-header{display:flex;justify-content:space-between;gap:16px;align-items:flex-start;margin-bottom:28px}.page-header--result{align-items:center}.button-back{min-width:128px}.grid{display:grid;grid-template-columns:1.1fr .9fr;gap:24px}.grid--result{align-items:start}.qr-card,.stats-card{border:1px solid var(--border);border-radius:18px;padding:22px;background:#fbfdff}.qr-card--result{display:grid;gap:16px;justify-items:center;text-align:center}.qr-card--result .muted{max-width:360px}.stats-card--result{background:linear-gradient(180deg,#fff,#fafafa)}.stats-card--result .meta-list{margin-top:4px}.qr-image{width:min(100%,360px);display:block;margin:0 auto;background:#fff;border:1px solid var(--border);border-radius:16px;padding:14px}.qr-image--loading{min-height:360px;display:grid;place-items:center;color:var(--muted);font-weight:600;text-align:center}.form{display:grid;gap:12px;max-width:520px}.auth-panel{width:100%}.tab-row{display:inline-flex;gap:8px;padding:6px;margin-bottom:20px;border-radius:12px;border:1px solid var(--border);background:#fbfbfc}.tab-button{min-height:42px;padding:0 16px;border-radius:10px;border:1px solid transparent;background:transparent;color:var(--muted);font-weight:700;cursor:pointer}.tab-button--active{background:#fff;border-color:var(--border);color:var(--text);box-shadow:0 8px 20px #1111110d}.auth-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.auth-card{display:grid;gap:12px;padding:22px;border:1px solid var(--border);border-radius:18px;background:#fcfcfd}.auth-card--active{border-color:#11111138;box-shadow:0 18px 50px #1111110f}.auth-card h2{margin:0;font-size:1.35rem}.field-error{color:#b91c1c;font-size:.9rem;margin-top:-6px}.dashboard-grid{width:100%;display:grid;grid-template-columns:minmax(320px,.42fr) minmax(0,1fr);gap:24px}.dashboard-grid--profile{align-items:start}.profile-panel{align-self:start}.page-header--stack{align-items:flex-start}.page-header--stack .button{flex-shrink:0}.tab-row--compact{justify-content:flex-end;margin-top:0}.profile-form{display:grid;gap:12px}.profile-form input[readonly]{background:#f5f5f5;color:#222}.section-label{margin:4px 0 0;color:var(--muted);font-size:.78rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase}.profile-meta{display:grid;gap:6px;margin:20px 0;padding:14px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.profile-meta span,.qr-list-item span,.stat-label,.meta-list 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6px;font-size:.8rem;text-transform:uppercase;letter-spacing:.14em}h1{margin:0;font-size:clamp(1.8rem,4vw,3rem);line-height:1.1}.form input{width:100%;min-height:48px;padding:0 16px;border-radius:10px;border:1px solid var(--border);font:inherit;background:#fff}.form input:focus,.button:focus{outline:3px solid rgba(17,17,17,.12);outline-offset:2px}.error-box{padding:12px 14px;border-radius:10px;background:#fef2f2;color:#b91c1c;border:1px solid #fecaca;margin-top:16px}.small{font-size:.92rem}.stat-block{display:grid;gap:8px;padding-bottom:18px;margin-bottom:18px;border-bottom:1px solid var(--border)}.stat-value{font-size:clamp(2.5rem,9vw,4rem);line-height:1}.meta-list{display:grid;gap:16px}.meta-list div{display:grid;gap:6px}code{display:block;overflow-wrap:anywhere;background:#111;color:#f5f5f7;padding:12px 14px;border-radius:10px;font-size:.92rem}.home-link,.profile-link,.logout-button,.button,.tab-button,.form 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