:root{--color-app-background:#1c1c1c;--color-app-background-light:#f7f7f7;--color-sidebar-background:#212121;--color-card-background:#fff;--color-text-primary:#f2f2f2;--color-text-secondary:#b3b3b3;--color-text-tertiary:gray;--color-text-input:#1a1a1a;--color-text-placeholder:#9e9e9e;--color-text-input-secondary:#595966;--color-text-input-tertiary:#80808c;--color-border-subtle:#d9d9e0;--color-surface-subtle:#f7f7fa;--color-surface-tag:#e6e6eb;--color-app-accent:#38bac0;--color-button-primary:#21598b;--color-success:#34c759;--color-warning:#ff9500;--color-error:#ff3b30;--color-active:#34c759;--color-background-task:#007aff;--color-upcoming:#8e8e93;--color-priority:#ff3b30;--color-unread:#ff9500;--spacing-hairline:2px;--spacing-xxs:4px;--spacing-xs:6px;--spacing-sm:8px;--spacing-md:12px;--spacing-lg:12px;--spacing-xl:16px;--spacing-xxl:24px;--spacing-xxxl:32px;--spacing-huge:40px;--radius-tag:4px;--radius-control:6px;--radius-button:8px;--radius-card:10px;--radius-pill:12px;--stroke-hairline:1px;--stroke-emphasis:1.5px;--font-family:"InterVariable", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--font-size-micro:11px;--font-size-caption:12px;--font-size-body-small:13px;--font-size-body:15px;--font-size-callout:16px;--font-size-headline:17px;--font-size-title-small:20px;--font-size-title:22px;--font-size-title-large:28px;--font-size-hero:34px;--font-size-display40:40px;--font-size-display48:48px;--font-size-display64:64px;--motion-hover-duration:.12s;--motion-standard-duration:.2s;--motion-gentle-duration:.35s;--color-bg:var(--color-app-background-light);--color-surface:var(--color-card-background);--color-text:var(--color-text-input);--color-border:var(--color-border-subtle);--color-primary:var(--color-app-accent);--color-primary-hover:var(--color-button-primary);--color-error-bg:color-mix(in srgb, var(--color-error) 10%, white);--color-error-text:var(--color-error);--color-error-border:color-mix(in srgb, var(--color-error) 30%, white);--color-success-bg:color-mix(in srgb, var(--color-success) 12%, white);--color-success-text:var(--color-success);--color-success-border:color-mix(in srgb, var(--color-success) 30%, white);--font-sans:var(--font-family);--font-mono:ui-monospace, "SF Mono", Menlo, Consolas, monospace;--radius:var(--radius-button);--shadow:0 1px 3px #0000001a, 0 1px 2px #0000000f;--shadow-lg:0 10px 15px -3px #0000001a, 0 4px 6px -2px #0000000d}@media (prefers-color-scheme:dark){:root{--color-bg:var(--color-app-background);--color-surface:var(--color-sidebar-background);--color-text:var(--color-text-primary);--color-text-secondary:var(--color-text-tertiary);--color-border:color-mix(in srgb, var(--color-text-tertiary) 30%, transparent);--color-error-bg:color-mix(in srgb, var(--color-error) 25%, black);--color-error-text:color-mix(in srgb, var(--color-error) 80%, white);--color-error-border:color-mix(in srgb, var(--color-error) 40%, transparent);--color-success-bg:color-mix(in srgb, var(--color-success) 25%, black);--color-success-text:color-mix(in srgb, var(--color-success) 80%, white);--color-success-border:color-mix(in srgb, var(--color-success) 40%, transparent)}}*,:before,:after{box-sizing:border-box}body{font-family:var(--font-sans);background:var(--color-bg);color:var(--color-text);-webkit-font-smoothing:antialiased;margin:0;line-height:1.5}.loading-page{min-height:100vh;color:var(--color-text-secondary);justify-content:center;align-items:center;display:flex}.login-page{justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}.login-card{background:var(--color-surface);border:1px solid var(--color-border);width:100%;max-width:400px;box-shadow:var(--shadow-lg);border-radius:12px;padding:40px}.login-header{text-align:center;margin-bottom:32px}.login-header h1{letter-spacing:-.5px;margin:0 0 8px;font-size:28px;font-weight:700}.login-header p{color:var(--color-text-secondary);margin:0;font-size:15px}.form-group{margin-bottom:20px}.form-group label{color:var(--color-text);margin-bottom:6px;font-size:14px;font-weight:500;display:block}.form-group input{width:100%;font-size:15px;font-family:var(--font-sans);border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-bg);color:var(--color-text);outline:none;padding:10px 12px;transition:border-color .15s}.form-group input:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px color-mix(in srgb, var(--color-primary) 15%, transparent)}.form-group input::placeholder{color:var(--color-text-secondary);opacity:.7}.hint{color:var(--color-text-secondary);margin:6px 0 0;font-size:13px}.email-display{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius);justify-content:space-between;align-items:center;padding:10px 12px;font-size:15px;display:flex}.btn{font-size:15px;font-family:var(--font-sans);border-radius:var(--radius);cursor:pointer;border:1px solid #0000;justify-content:center;align-items:center;gap:8px;padding:10px 20px;font-weight:500;transition:background .15s,border-color .15s,opacity .15s;display:inline-flex}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:var(--color-primary);color:#fff;border-color:var(--color-primary);width:100%}.btn-primary:hover:not(:disabled){background:var(--color-primary-hover)}.btn-secondary{background:var(--color-surface);color:var(--color-text);border-color:var(--color-border)}.btn-secondary:hover:not(:disabled){background:var(--color-bg)}.btn-sm{padding:6px 14px;font-size:13px}.btn-link{color:var(--color-primary);cursor:pointer;font-size:14px;font-family:var(--font-sans);background:0 0;border:none;padding:0}.btn-link:hover{text-decoration:underline}.divider{color:var(--color-text-secondary);align-items:center;gap:16px;margin:24px 0;font-size:13px;display:flex}.divider:before,.divider:after{content:"";background:var(--color-border);flex:1;height:1px}.oauth-buttons{gap:12px;display:flex}.btn-oauth{background:var(--color-surface);color:var(--color-text);border-color:var(--color-border);font-size:14px;font-weight:500;font-family:var(--font-sans);border-radius:var(--radius);cursor:pointer;flex:1;justify-content:center;align-items:center;gap:8px;padding:10px 16px;transition:background .15s,box-shadow .15s;display:inline-flex}.btn-oauth:hover:not(:disabled){background:var(--color-bg);box-shadow:var(--shadow)}.btn-oauth:disabled{opacity:.6;cursor:not-allowed}.error-message{background:var(--color-error-bg);color:var(--color-error-text);border:1px solid var(--color-error-border);border-radius:var(--radius);margin-bottom:20px;padding:12px 16px;font-size:14px}.success-message{background:var(--color-success-bg);color:var(--color-success-text);border:1px solid var(--color-success-border);border-radius:var(--radius);margin-bottom:20px;padding:12px 16px;font-size:14px}.dashboard-page{min-height:100vh}.dashboard-header{background:var(--color-surface);border-bottom:1px solid var(--color-border);justify-content:space-between;align-items:center;padding:16px 32px;display:flex}.dashboard-header h1{letter-spacing:-.3px;margin:0;font-size:20px;font-weight:700}.dashboard-header nav{align-items:center;gap:16px;display:flex}.user-email{color:var(--color-text-secondary);font-size:14px}.dashboard-content{max-width:640px;margin:32px auto;padding:0 24px}.card{background:var(--color-surface);border:1px solid var(--color-border);box-shadow:var(--shadow);border-radius:12px;padding:32px}.card h2{margin:0 0 20px;font-size:18px;font-weight:600}.profile-info dl{grid-template-columns:120px 1fr;gap:12px 16px;margin:0 0 24px;display:grid}.profile-info dt{color:var(--color-text-secondary);font-size:14px;font-weight:500}.profile-info dd{margin:0;font-size:14px}.empty{color:var(--color-text-secondary);font-style:italic}.form-actions{gap:12px;display:flex}.form-actions .btn-primary{width:auto}.btn-danger{background:var(--color-error-bg);color:var(--color-error-text);border-color:var(--color-error-border)}.btn-danger:hover:not(:disabled){background:var(--color-error-text);color:#fff;border-color:var(--color-error-text)}.danger-zone{border-color:var(--color-error-border);margin-top:24px}.danger-zone h2{color:var(--color-error-text)}.danger-zone-blurb{color:var(--color-text-secondary);margin:0 0 20px;font-size:14px;line-height:1.5}.danger-zone code{background:var(--color-bg);border:1px solid var(--color-border);font-family:var(--font-mono,ui-monospace, SFMono-Regular, monospace);border-radius:4px;padding:1px 6px;font-size:13px}.form-hint{color:var(--color-text-secondary);font-size:13px;font-weight:400}.deletion-banner{background:var(--color-error-bg);color:var(--color-error-text);border-bottom:1px solid var(--color-error-border);justify-content:space-between;align-items:center;gap:16px;padding:14px 20px;display:flex}.deletion-banner-text{flex-direction:column;gap:2px;font-size:14px;line-height:1.4;display:flex}.deletion-banner-error{margin-top:4px;font-size:13px;font-weight:500}.deletion-banner .btn{flex-shrink:0}