:root{font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#213b40;background:#edf2f2;font-size:13px;--teal:#136e6a;--ink:#163d40;--line:#dce5e5;--muted:#708183}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button{cursor:pointer;border:1px solid var(--line);border-radius:6px;background:white;color:var(--ink);padding:9px 12px;transition:background .15s}button:hover{background:#e9f3f0}button:disabled{opacity:.4;cursor:default}button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid #11a49a;outline-offset:2px}.primary{background:var(--teal);border-color:var(--teal);color:white}.primary:hover{background:#0c5a57}.text-button{border:0;padding:3px;background:transparent;color:var(--teal);font-size:11px}.danger{color:#a24436}.wide{width:100%}[hidden]{display:none!important}header{height:88px;background:var(--ink);color:white;display:flex;align-items:center;padding:0 24px;gap:14px}.ubbim-logo{height:54.4px;width:auto;display:block;flex:0 0 auto}.brand{display:grid;gap:5px}.brand strong{letter-spacing:2px;font-size:12px}.brand span{font-size:12px;color:#acc5c6}.header-meta{display:flex;align-items:center;gap:8px}.project-code{font-size:10px;font-weight:700;letter-spacing:.8px;color:#e7f3ef;border:1px solid #426064;border-radius:5px;padding:5px 8px}.preview-badge{font-size:10px;font-weight:700;letter-spacing:.4px;color:#163d40;background:#cee9d9;border-radius:5px;padding:5px 8px}.preview-note{margin:18px 0 0;padding-top:14px;border-top:1px solid var(--line);color:#8e9c96;font-size:11px;line-height:1.5}#accountButton{font-size:11px;padding:8px 12px}.account-email{font-size:11px;color:#bfd1ce}#authError{color:#a24436;font-size:12px;min-height:1.2em;margin:8px 0 0}.auth-actions{display:flex;gap:8px;align-items:center}.auth-actions .primary{margin-top:0}#authDialog 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