*,*:before,*:after{box-sizing:border-box}html,body{margin:0;height:100%;background:var(--bg-base);color:var(--text-primary);font-family:var(--font-sans);font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased}button{font-family:inherit}a{color:inherit;text-decoration:none}.page{position:fixed;inset:0;display:grid;place-items:center;padding:40px 24px}.page:before{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(ellipse 50% 45% at 50% 50%,rgba(240,98,146,.1),transparent 70%),radial-gradient(ellipse 80% 60% at 50% 100%,rgba(240,98,146,.06),transparent 70%)}.card{position:relative;width:100%;max-width:440px;padding:40px 32px 32px;background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);animation:cardIn .4s var(--ease) both}@keyframes cardIn{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.brand{display:flex;align-items:center;gap:8px;color:var(--accent);font-family:var(--font-serif);font-size:18px;margin-bottom:24px}.brand svg{width:22px;height:22px;filter:drop-shadow(0 0 8px var(--accent-glow))}[data-theme=light] .brand svg{filter:none}.card-title{font-family:var(--font-serif);font-size:32px;line-height:1.1;color:var(--text-primary);margin:0 0 6px}.card-sub{color:var(--text-secondary);font-size:14px;margin:0 0 32px}.field{margin-bottom:16px;position:relative}.field label{display:block;font-family:var(--font-mono);font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:var(--text-secondary);margin-bottom:6px}.input{width:100%;background:var(--bg-input);border:1px solid var(--border);border-radius:8px;padding:12px 14px;color:var(--text-primary);font-family:var(--font-sans);font-size:15px;transition:all var(--dur-fast) var(--ease);outline:none}.input::placeholder{color:var(--text-tertiary)}.input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-muted)}.input.is-error{border-color:var(--error);box-shadow:0 0 0 3px #f8717126}.field-error{font-size:12px;color:var(--error);margin-top:6px;min-height:16px;opacity:0;transition:opacity .15s ease}.field-error.is-visible{opacity:1}.btn-submit{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;margin-top:8px;padding:14px;border-radius:10px;background:var(--accent);color:var(--accent-ink);border:0;cursor:pointer;font-family:inherit;font-size:16px;font-weight:600;box-shadow:0 8px 24px var(--accent-glow);transition:all var(--dur-med) var(--ease)}.btn-submit:hover{background:var(--accent-hover);transform:translateY(-1px);box-shadow:0 12px 32px var(--accent-glow)}.btn-submit:active{transform:translateY(1px)}.btn-submit:disabled{opacity:.6;cursor:not-allowed;transform:none}.btn-submit svg{width:16px;height:16px}.card-footer{text-align:center;margin-top:20px;font-size:13px;color:var(--text-tertiary)}.card-footer a{color:var(--accent);transition:color var(--dur-fast)}.card-footer a:hover{color:var(--accent-hover)}.forgot-row{display:flex;justify-content:flex-end;margin-top:-8px;margin-bottom:16px}.forgot-link{font-size:12px;color:var(--text-tertiary);transition:color var(--dur-fast)}.forgot-link:hover{color:var(--text-secondary)}.error-banner{min-height:44px;margin-bottom:18px;padding:11px 14px;background:#f871711a;border:1px solid rgba(248,113,113,.3);border-radius:8px;color:var(--error);font-size:13px;opacity:0;pointer-events:none;transition:opacity .15s ease}.error-banner.is-visible{opacity:1;pointer-events:auto}.theme-btn{position:fixed;top:20px;right:20px;width:36px;height:36px;border-radius:8px;background:var(--bg-surface);border:1px solid var(--border);color:var(--text-secondary);display:grid;place-items:center;cursor:pointer;transition:all var(--dur-fast);z-index:10}.theme-btn:hover{color:var(--text-primary);background:var(--bg-hover)}.theme-btn svg{width:15px;height:15px}.hidden,#loginScreen[hidden],#totpScreen[hidden]{display:none!important}.totp-qr{display:flex;justify-content:center;margin:4px 0 18px}.totp-qr svg{width:200px;height:200px;background:#fff;padding:10px;border-radius:10px}.totp-manual{margin-bottom:16px;font-size:13px;color:var(--text-secondary)}.totp-manual summary{cursor:pointer;user-select:none}.totp-secret{display:block;margin-top:8px;padding:8px 10px;background:var(--bg-surface);border:1px solid var(--border);border-radius:8px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px;letter-spacing:1px;word-break:break-all;color:var(--text-primary)}