.auth-page{min-height:100vh;display:grid;place-items:center;padding:24px 16px;background:var(--bg)}.auth-shell{width:100%;max-width:440px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:28px 26px 22px}.auth-header{margin-bottom:18px}.auth-back{display:inline-block;margin-bottom:16px;color:var(--accent);font-size:.82rem;font-weight:600;text-decoration:none}.auth-back:hover{text-decoration:underline}.auth-title{font-size:1.5rem;font-weight:700;letter-spacing:-.02em;color:var(--ink);margin:0}.auth-sub{margin:4px 0 0;font-size:.9rem;color:var(--ink-soft)}.auth-tabs{display:grid;grid-auto-flow:column;grid-auto-columns:1fr;grid-gap:4px;gap:4px;padding:4px;background:var(--bg);border:1px solid var(--border);border-radius:10px;margin-bottom:20px}@media (max-width:420px){.auth-tabs{grid-auto-flow:row}}.auth-tab{background:transparent;border:0;padding:9px 8px;font-size:.82rem;font-weight:600;color:var(--ink-soft);border-radius:7px;cursor:pointer;transition:background-color .15s,color .15s}.auth-tab:hover{color:var(--ink)}.auth-tab.is-active{background:var(--card);color:var(--ink);box-shadow:0 1px 2px rgba(0,0,0,.06)}.auth-form{gap:14px}.auth-field,.auth-form{display:flex;flex-direction:column}.auth-field{gap:6px}.auth-label{font-size:.82rem;font-weight:600;color:var(--ink)}.auth-field input{width:100%;padding:11px 13px;font-family:inherit;font-size:.95rem;color:var(--ink);background:var(--bg);border:1px solid var(--border);border-radius:8px;outline:none;transition:border-color .15s,background-color .15s}.auth-field input:focus{border-color:var(--accent);background:var(--card)}.auth-action{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;font-family:inherit;font-size:.95rem;font-weight:600;color:#fff;background:var(--accent);border:0;border-radius:8px;cursor:pointer;transition:filter .15s,transform .1s}.auth-action:hover{filter:brightness(1.08)}.auth-action:active{transform:translateY(1px)}.auth-action:disabled{opacity:.5;cursor:not-allowed}.auth-action-google{background:#fff;color:var(--ink);border:1px solid var(--border)}.auth-action-google:hover{filter:none;background:var(--bg)}.auth-link{background:transparent;border:0;font-family:inherit;font-size:.85rem;color:var(--accent);font-weight:600;cursor:pointer;text-decoration:none;padding:4px;margin-top:2px}.auth-link:hover{text-decoration:underline}.auth-hint{margin:0;font-size:.8rem;color:var(--ink-soft);line-height:1.45}.auth-error{color:#b91c1c;background:rgba(185,28,28,.06);border:1px solid rgba(185,28,28,.2);border-radius:8px}.auth-error,.auth-success{margin:14px 0 0;padding:10px 12px;font-size:.85rem}.auth-success{color:#047857;background:rgba(4,120,87,.06);border:1px solid rgba(4,120,87,.2);border-radius:8px}.auth-footer-note{margin:18px 0 0;font-size:.75rem;color:var(--ink-soft);text-align:center}.auth-footer-note a{color:var(--accent)}