:root{--primary:#4f46e5;--primary-hover:#4338ca;--primary-light:#ede9fe;--surface:#ffffff;--surface-alt:#f1f5f9;--border:#e2e8f0;--text:#1e293b;--text-muted:#64748b;--success:#059669;--success-bg:#d1fae5;--danger:#dc2626;--radius:0.75rem;--shadow-sm:0 1px 3px rgb(0 0 0 / 8%);--shadow:0 4px 12px rgb(0 0 0 / 10%)}[data-theme=dark]{--primary:#6366f1;--primary-hover:#818cf8;--primary-light:#312e81;--surface:#1e293b;--surface-alt:#0f172a;--border:#334155;--text:#f1f5f9;--text-muted:#94a3b8;--success:#34d399;--success-bg:#064e3b;--danger:#f87171}*,:after,:before{box-sizing:border-box;margin:0;padding:0}body{color:var(--text);background:var(--surface-alt);min-height:100vh;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Noto Sans,Ubuntu,Cantarell,Helvetica Neue,-apple-system,sans-serif;line-height:1.5}[data-theme=dark] body{background:#0f172a}a{color:inherit;text-decoration:none}button{cursor:pointer;font:inherit}input,select{font:inherit}.container{max-width:860px;margin:0 auto;padding:0 1rem}.main-content{padding:1.5rem 1rem}.hidden{display:none!important}.flex-1{flex:1}.text-muted{color:var(--text-muted);font-size:.875rem}.topbar{background:var(--primary);padding:.75rem 0;box-shadow:var(--shadow-sm)}.topbar .container{align-items:center;justify-content:space-between;gap:1rem;display:flex}.brand{color:#fff;align-items:center;gap:.5rem;font-weight:700;font-size:1.1rem;display:flex}.topbar-end{align-items:center;gap:.75rem;display:flex}.tagline{color:rgba(255,255,255,.8);font-size:.8rem}@media (max-width:480px){.tagline{display:none}}.topbar-btn{color:rgba(255,255,255,.9);border-color:rgba(255,255,255,.3)}.topbar-btn:hover{background:rgba(255,255,255,.15);border-color:rgba(255,255,255,.6)}.btn{white-space:nowrap;border:1px solid transparent;border-radius:.4rem;align-items:center;gap:.35rem;padding:.45rem .875rem;font-size:.875rem;font-weight:500;line-height:1;text-decoration:none;transition:background.15s,border-color.15s,color.15s;display:inline-flex}.btn-sm{padding:.3rem .6rem;font-size:.8rem}.btn-icon{padding:.4rem}.btn-primary{color:#fff;background:var(--primary);border-color:var(--primary)}.btn-primary:hover{background:var(--primary-hover);border-color:var(--primary-hover)}.btn-secondary{color:var(--text);background:var(--border);border-color:var(--border)}.btn-secondary:hover{filter:brightness(.93)}.btn-outline{color:var(--text-muted);background:none;border-color:var(--border)}.btn-outline:hover{color:var(--text);background:var(--surface-alt)}.btn-primary-outline{color:var(--primary);background:none;border-color:var(--primary)}.btn-primary-outline:hover{color:#fff;background:var(--primary)}.btn-danger-outline{color:var(--danger);background:none;border-color:var(--danger)}.btn-danger-outline:hover{color:#fff;background:var(--danger)}.btn-success-outline{color:var(--success);background:none;border-color:var(--success)}.btn-success-outline:hover{color:#fff;background:var(--success)}.btn-ghost{background:none;border-color:transparent}.btn-ghost:hover{background:rgba(255,255,255,.15)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:1rem;box-shadow:var(--shadow-sm)}.card-body{padding:1rem 1.25rem}.address-card{border-left:4px solid var(--primary)}.address-row{flex-wrap:wrap;align-items:center;gap:.75rem;display:flex}.address-display{background:var(--surface-alt);border:1px solid var(--border);border-radius:.5rem;flex:1;align-items:center;min-width:0;min-height:2.4rem;padding:.5rem .875rem;display:flex}.address-text{color:var(--primary);word-break:break-all;font-family:Fira Code,Cascadia Code,Courier New,monospace;font-size:1rem;font-weight:600}.btn-row{flex-shrink:0;gap:.5rem;display:flex}.change-form{margin-top:.875rem}.form-grid{flex-wrap:wrap;gap:.5rem;align-items:flex-end;display:flex}.field{flex-direction:column;gap:.25rem;display:flex}.field:first-child{flex:2;min-width:140px}.field:nth-child(2){flex:1.5;min-width:120px}.field-actions{flex:2;gap:.5rem;align-items:flex-end;min-width:200px;display:flex}.form-label{color:var(--text-muted);font-size:.8rem;font-weight:500}.input,.select{color:var(--text);background:var(--surface);border:1px solid var(--border);border-radius:.4rem;outline:none;padding:.4rem .65rem;font-size:.875rem;transition:border-color.15s,box-shadow.15s}.input:focus,.select:focus{border-color:var(--primary);box-shadow:0 0 0 3px color-mix(in srgb,var(--primary) 20%,transparent)}.error{color:var(--danger);margin-top:.375rem;font-size:.825rem}.list-header{align-items:center;justify-content:space-between;margin-bottom:.75rem;display:flex}.email-item{cursor:pointer;background:var(--surface);border:1px solid var(--border);border-radius:.625rem;align-items:flex-start;gap:.875rem;margin-bottom:.5rem;padding:.875rem 1rem;transition:box-shadow.15s,border-color.15s,transform.1s;display:flex}.email-item:hover{border-color:var(--primary);transform:translateY(-1px);box-shadow:var(--shadow)}.email-item:active{transform:translateY(0)}@media (max-width:576px){.email-item{padding:.75rem}}.email-avatar{color:var(--primary);text-transform:uppercase;background:var(--primary-light);border-radius:50%;flex-shrink:0;align-items:center;justify-content:center;width:2.5rem;height:2.5rem;font-weight:700;font-size:.875rem;display:flex}@media (max-width:576px){.email-avatar{display:none}}.email-content{flex:1;min-width:0}.email-from{white-space:nowrap;text-overflow:ellipsis;font-weight:600;font-size:.9rem;overflow:hidden}.email-subject{color:var(--text-muted);white-space:nowrap;text-overflow:ellipsis;font-size:.875rem;overflow:hidden}.email-date{color:var(--text-muted);white-space:nowrap;flex-shrink:0;font-size:.75rem}.loading-state{color:var(--text-muted);align-items:center;justify-content:center;gap:.5rem;padding:3rem 1rem;display:flex}.empty-state{text-align:center;color:var(--text-muted);padding:4rem 1rem}.empty-icon{opacity:.35;width:3.5rem;height:3.5rem;margin:0 auto.75rem;display:block}.loading-inline{text-align:center;color:var(--text-muted);padding:2rem}.spinner{border:2px solid;border-top-color:transparent;border-radius:50%;flex-shrink:0;width:1rem;height:1rem;animation:spin.65s linear infinite;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}.polling-dot{vertical-align:middle;background:var(--success);border-radius:50%;width:.5rem;height:.5rem;animation:pulse 1.5s infinite;display:inline-block}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.8)}}.banner{border-radius:var(--radius);align-items:center;gap:.75rem;margin-bottom:1rem;padding:.75rem 1rem;font-size:.875rem;display:flex}.banner .btn{margin-left:auto}.banner-success{color:var(--success);background:var(--success-bg);border:1px solid}dialog:not([open]){display:none}dialog[open]{flex-direction:column;display:flex}dialog{color:var(--text);background:var(--surface);border:none;border-radius:var(--radius);max-width:min(92vw,900px);width:100%;max-height:90dvh;margin:auto;padding:0;position:fixed;top:0;right:0;bottom:0;left:0;overflow:hidden;box-shadow:0 20px 60px rgba(0,0,0,.25)}dialog::backdrop{background:rgba(0,0,0,.5)}.dialog-inner{display:contents}.dialog-header{border-bottom:1px solid var(--border);flex-shrink:0;align-items:flex-start;justify-content:space-between;gap:1rem;padding:1rem 1.25rem;display:flex}.dialog-title{margin-bottom:.2rem;font-size:1rem;font-weight:600}.dialog-close-btn{color:var(--text-muted);border-color:transparent}.dialog-close-btn:hover{color:var(--text);background:var(--surface-alt)}.dialog-body{flex:1;padding:1rem 1.25rem;overflow-y:auto}.dialog-footer{border-top:1px solid var(--border);flex-wrap:wrap;flex-shrink:0;gap:.5rem;align-items:center;padding:.75rem 1.25rem;display:flex}.dialog-footer .btn:last-child{margin-left:auto}.ext-banner{color:var(--text-muted);background:var(--surface-alt);border:1px solid var(--border);border-radius:.5rem;align-items:center;gap:.75rem;margin-bottom:.75rem;padding:.5rem .875rem;font-size:.825rem;display:flex}.ext-banner .btn{flex-shrink:0;margin-left:auto}.modal-body-inner{background:var(--surface-alt);border-radius:.5rem;overflow:hidden}.modal-body-inner iframe{background:#fff;border:none;width:100%;display:block}.email-body-text{white-space:pre-wrap;color:#1e293b;background:#fff;border:1px solid #e2e8f0;border-radius:.5rem;padding:1rem;font-family:Fira Code,Cascadia Code,monospace;font-size:.85rem}.toast-container{z-index:9999;flex-direction:column;gap:.5rem;display:flex;position:fixed;bottom:1rem;right:1rem}.toast{color:#fff;opacity:0;border-radius:.5rem;align-items:center;gap:.5rem;min-width:200px;max-width:320px;padding:.65rem 1rem;font-size:.875rem;transition:opacity.2s,transform.2s;display:flex;transform:translate(1rem);box-shadow:var(--shadow)}.toast.toast-show{opacity:1;transform:translate(0)}.toast-success{background:#059669}.toast-danger{background:#dc2626}.toast-info{background:#2563eb}.toast-close{color:inherit;opacity:.75;cursor:pointer;background:none;border:none;margin-left:auto;padding:0 .2rem;font-size:1rem;line-height:1}.toast-close:hover{opacity:1}