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#666);font-size:.875rem}.upgrade-dialog-features{margin-bottom:var(--spacing-lg, 1.25rem)}.upgrade-dialog-features h3{font-size:1rem;font-weight:600;margin:0 0 var(--spacing-md, .75rem) 0;color:var(--text-primary, #000)}.upgrade-dialog-features ul{list-style:none;padding:0;margin:0}.upgrade-dialog-features li{padding:var(--spacing-xs, .5rem) 0;color:var(--text-secondary, #666);font-size:.875rem;line-height:1.6}.upgrade-dialog-error{padding:var(--spacing-md, .75rem);background-color:#fee;border:1px solid #fcc;border-radius:6px;color:#c33;font-size:.875rem;margin-bottom:var(--spacing-md, .75rem)}.upgrade-dialog-footer{text-align:center}.upgrade-dialog-button{width:100%;padding:var(--spacing-md, .75rem) var(--spacing-lg, 1.25rem);border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .15s ease;outline:none}.upgrade-dialog-button-primary{background-color:var(--accent, #0066cc);color:#fff}.upgrade-dialog-button-primary:hover:not(:disabled){background-color:var(--accent-hover, #0052a3)}.upgrade-dialog-button:disabled{opacity:.6;cursor:not-allowed}.upgrade-dialog-billing-info{margin-top:var(--spacing-md, .75rem);font-size:.75rem;color:var(--text-secondary, #666)}.main-layout{display:flex;width:100%;height:100vh;overflow:hidden;position:relative}.main-layout-background{position:fixed;top:0;left:0;right:0;bottom:0;z-index:0;background-size:cover;background-position:center;background-repeat:no-repeat;background-attachment:fixed;transition:opacity .6s ease-in-out;filter:brightness(1.05) saturate(.85) contrast(.95);pointer-events:none}.main-layout-background:after{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,#f8f9fad9,#fafafce0,#f8f9fad9);pointer-events:none}[data-theme=dark] .main-layout-background{filter:brightness(.7) saturate(.75) contrast(.9)}[data-theme=dark] 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contrast(.95);pointer-events:none}.public-note-view-background:after{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,#f8f9fad9,#fafafce0,#f8f9fad9);pointer-events:none}[data-theme=dark] .public-note-view-background{filter:brightness(.7) saturate(.75) contrast(.9)}[data-theme=dark] .public-note-view-background:after{background:linear-gradient(135deg,#121214e0,#161619e8,#141417e0)}.public-note-view>*{position:relative;z-index:1}.public-note-content{flex:1;max-width:var(--editor-max-width);width:100%;margin:0 auto;padding:var(--spacing-xl) var(--spacing-lg);font-family:var(--font-serif);font-size:1.125rem;line-height:1.8}.public-note-content h1{font-family:var(--font-serif);font-size:2.5rem;margin-bottom:var(--spacing-lg)}.public-note-content h2,.public-note-content h3{font-family:var(--font-serif);margin-top:var(--spacing-lg);margin-bottom:var(--spacing-md)}.public-note-content p{margin-bottom:var(--spacing-md)}.public-note-content code{font-family:var(--font-mono);background-color:var(--bg-tertiary);padding:.2em .4em;border-radius:3px}.public-note-content pre{background-color:var(--bg-tertiary);padding:var(--spacing-md);border-radius:6px;overflow-x:auto;margin-bottom:var(--spacing-md)}.public-note-content pre code{background:none;padding:0}.public-note-content blockquote{border-left:3px solid var(--border-color);padding-left:var(--spacing-md);margin-left:0;color:var(--text-secondary);font-style:italic}.public-note-content a{color:var(--accent);text-decoration:underline}.public-note-footer{text-align:center;padding:var(--spacing-lg);color:var(--text-secondary);font-size:.875rem;border-top:1px solid var(--border-color);margin-top:var(--spacing-xl)}.public-note-footer strong{color:var(--text-primary)}.loading,.error{display:flex;align-items:center;justify-content:center;min-height:100vh;font-size:1.2rem;color:var(--text-secondary)}.error{color:#dc3545}.login-container{min-height:100vh;position:relative;overflow:hidden;animation:fadeIn .4s ease-out}.login-layout{display:grid;grid-template-columns:1fr 1fr;min-height:100vh;position:relative;z-index:1;isolation:isolate}@media (max-width: 1024px){.login-layout{grid-template-columns:1fr}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.login-concept-side{display:flex;align-items:center;justify-content:center;padding:var(--spacing-xl);position:relative;background:linear-gradient(135deg,#ffffff8c,#fcfcfe73,#fafafc59);backdrop-filter:blur(40px) saturate(180%);-webkit-backdrop-filter:blur(40px) saturate(180%);border-right:1px solid rgba(255,255,255,.2);box-shadow:inset -1px 0 #ffffff1a,0 0 0 1px #00000005}.login-concept-side:before{content:"";position:absolute;top:0;right:0;width:1px;height:100%;background:linear-gradient(180deg,transparent 0%,rgba(255,255,255,.3) 20%,rgba(255,255,255,.3) 80%,transparent 100%);pointer-events:none}.login-concept-side:after{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 20% 30%,rgba(255,255,255,.08) 0%,transparent 50%),radial-gradient(circle at 80% 70%,rgba(255,255,255,.05) 0%,transparent 50%);pointer-events:none;opacity:.6}[data-theme=dark] .login-concept-side{background:linear-gradient(135deg,#141417bf,#121215a6,#1010138c);border-right:1px solid rgba(255,255,255,.08);box-shadow:inset -1px 0 #ffffff0d,0 0 0 1px #0000004d}[data-theme=dark] .login-concept-side:before{background:linear-gradient(180deg,transparent 0%,rgba(255,255,255,.08) 20%,rgba(255,255,255,.08) 80%,transparent 100%)}[data-theme=dark] .login-concept-side:after{background:radial-gradient(circle at 20% 30%,rgba(255,255,255,.03) 0%,transparent 50%),radial-gradient(circle at 80% 70%,rgba(255,255,255,.02) 0%,transparent 50%)}.login-concept-content{max-width:560px;width:100%;display:flex;flex-direction:column;gap:var(--spacing-xl);animation:slideInLeft .8s cubic-bezier(.16,1,.3,1);position:relative;z-index:1}@keyframes slideInLeft{0%{opacity:0;transform:translate(-30px)}to{opacity:1;transform:translate(0)}}.login-concept-title{font-size:2.5rem;font-weight:600;line-height:1.25;color:var(--text-primary);margin:0;letter-spacing:-.03em;font-family:var(--font-sans);background:linear-gradient(135deg,var(--text-primary) 0%,color-mix(in srgb,var(--text-primary) 85%,var(--text-secondary)) 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#0000000f,inset 0 1px #fffc}.test-account-button:active{transform:translateY(0);box-shadow:0 1px 2px #00000008,inset 0 1px 2px #0000000d}.test-account-button:focus{outline:2px solid var(--accent);outline-offset:2px}[data-theme=dark] .test-account-button{background:linear-gradient(to bottom,#ffffff0d,#ffffff08);border-color:#ffffff1f;box-shadow:0 1px 2px #0003,inset 0 1px #ffffff0d}[data-theme=dark] .test-account-button:hover{background:linear-gradient(to bottom,#ffffff14,#ffffff0d);border-color:#fff3;box-shadow:0 2px 4px #0000004d,inset 0 1px #ffffff1a}.loading-spinner{display:inline-block;width:16px;height:16px;border:2px solid currentColor;border-top-color:transparent;border-radius:50%;animation:spin .6s linear infinite;opacity:.8;filter:drop-shadow(0 1px 2px rgba(0,0,0,.1))}.sso-button:disabled,.email-login-button:disabled,.test-account-button:disabled{opacity:.6;cursor:not-allowed;pointer-events:none}.sso-button:disabled:hover,.email-login-button:disabled:hover,.test-account-button:disabled:hover{transform:none;box-shadow:0 1px 2px #0000000d}.sso-button .loading-spinner,.email-login-button .loading-spinner,.test-account-button .loading-spinner{margin-right:.5rem;flex-shrink:0}.email-login-button,.test-account-button{display:flex;align-items:center;justify-content:center;gap:.5rem}.auth-callback-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;padding:var(--spacing-lg);color:var(--text-primary)}.auth-callback-spinner{width:40px;height:40px;border:3px solid var(--border-color);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite;margin-bottom:var(--spacing-lg);opacity:.8}.auth-callback-message{font-size:.9375rem;color:var(--text-secondary);font-family:var(--font-sans);text-align:center;margin:0}@keyframes spin{to{transform:rotate(360deg)}}.subscription-settings{position:fixed;top:0;left:0;right:0;bottom:0;background-color:var(--bg-primary, #fff);z-index:999;display:flex;flex-direction:column;overflow-y:auto}.subscription-settings-loading{display:flex;align-items:center;justify-content:center;height:100%;color:var(--text-secondary, #666)}.subscription-settings-header{padding:var(--spacing-lg, 1.25rem);border-bottom:1px solid var(--border-color, #e0e0e0);display:flex;justify-content:space-between;align-items:center;position:sticky;top:0;background-color:var(--bg-primary, #fff);z-index:10}.subscription-settings-header h2{font-size:1.5rem;font-weight:600;margin:0;color:var(--text-primary, #000)}.subscription-settings-close{background:none;border:none;font-size:1.5rem;color:var(--text-secondary, #666);cursor:pointer;padding:0;width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:6px;transition:all .15s ease}.subscription-settings-close:hover{background-color:var(--hover-bg, #f0f0f0);color:var(--text-primary, #000)}.subscription-settings-content{flex:1;padding:var(--spacing-lg, 1.25rem);max-width:600px;width:100%;margin:0 auto}.subscription-settings-error{padding:var(--spacing-md, .75rem);background-color:#fee;border:1px solid #fcc;border-radius:6px;color:#c33;font-size:.875rem;margin-bottom:var(--spacing-lg, 1.25rem)}.subscription-settings-section{margin-bottom:var(--spacing-xl, 2rem)}.subscription-settings-section h3{font-size:1rem;font-weight:600;margin:0 0 var(--spacing-md, .75rem) 0;color:var(--text-primary, #000)}.plan-badge{display:flex;gap:var(--spacing-sm, .5rem);align-items:center;margin-bottom:var(--spacing-sm, .5rem)}.plan-badge-name{padding:var(--spacing-xs, .25rem) var(--spacing-md, .75rem);border-radius:6px;font-size:.875rem;font-weight:600;background-color:var(--bg-secondary, #f8f9fa);color:var(--text-primary, #000)}.plan-badge-pro{background-color:var(--accent, #0066cc);color:#fff}.plan-badge-status{padding:var(--spacing-xs, .25rem) var(--spacing-md, .75rem);border-radius:6px;font-size:.75rem;font-weight:500;background-color:var(--bg-secondary, #f8f9fa);color:var(--text-secondary, #666)}.subscription-period{margin:0;font-size:.875rem;color:var(--text-secondary, #666)}.usage-stats{display:flex;flex-direction:column;gap:var(--spacing-md, .75rem)}.usage-stat{display:flex;flex-direction:column;gap:var(--spacing-xs, .5rem)}.usage-stat-label{font-size:.875rem;color:var(--text-primary, #000);font-weight:500}.usage-stat-bar{height:8px;background-color:var(--bg-secondary, #f8f9fa);border-radius:4px;overflow:hidden}.usage-stat-bar-fill{height:100%;background-color:var(--accent, #0066cc);transition:width .3s ease}.features-list{display:flex;flex-direction:column;gap:var(--spacing-sm, .5rem)}.feature-item{display:flex;align-items:center;gap:var(--spacing-md, .75rem);padding:var(--spacing-sm, .5rem) 0}.feature-icon{width:20px;text-align:center;font-weight:600}.feature-enabled .feature-icon{color:var(--accent, #0066cc)}.feature-disabled .feature-icon{color:var(--text-secondary, #999)}.feature-name{font-size:.875rem;color:var(--text-primary, #000)}.feature-disabled .feature-name{color:var(--text-secondary, #666)}.subscription-settings-actions{margin-top:var(--spacing-xl, 2rem);padding-top:var(--spacing-lg, 1.25rem);border-top:1px solid var(--border-color, #e0e0e0)}.subscription-settings-button{width:100%;padding:var(--spacing-md, .75rem) var(--spacing-lg, 1.25rem);border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .15s ease;outline:none}.subscription-settings-button-primary{background-color:var(--accent, #0066cc);color:#fff}.subscription-settings-button-primary:hover{background-color:var(--accent-hover, #0052a3)}.subscription-settings-info{margin:0;font-size:.75rem;color:var(--text-secondary, #666);text-align:center}.app{width:100%;height:100vh;display:flex;overflow:hidden}*{margin:0;padding:0;box-sizing:border-box}:root{--bg-primary: #ffffff;--bg-secondary: #f8f9fa;--bg-tertiary: #e9ecef;--text-primary: #212529;--text-secondary: #6c757d;--border-color: #dee2e6;--accent: #495057;--hover-bg: #f1f3f5;--font-serif: "Georgia", "Times New Roman", serif;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif;--font-mono: "SF Mono", "Monaco", "Inconsolata", "Fira Code", "Courier New", monospace;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--editor-width: 65ch;--editor-max-width: 900px}[data-theme=dark]{--bg-primary: #1a1a1a;--bg-secondary: #2d2d2d;--bg-tertiary: #3d3d3d;--text-primary: #e9ecef;--text-secondary: #adb5bd;--border-color: #495057;--accent: #adb5bd;--hover-bg: #343a40}body{font-family:var(--font-sans);background-color:var(--bg-primary);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{width:100%;height:100vh;overflow:hidden}h1,h2,h3,h4,h5,h6{font-family:var(--font-serif);font-weight:600;line-height:1.2;margin-bottom:var(--spacing-md)}p{margin-bottom:var(--spacing-md)}code{font-family:var(--font-mono);font-size:.9em;background-color:var(--bg-tertiary);padding:.2em .4em;border-radius:3px}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}