:root{--color-accent: #df4141;--color-bg: #f3f3f3;--color-surface: #ffffff;--color-surface-muted: #fafafa;--color-text: #000000;--color-text-muted: #6f6f6f;--color-border: #d4d4d4;--color-overlay: rgba(0, 0, 0, .35);--shadow-main: 0 16px 42px rgba(0, 0, 0, .08);--radius-lg: 24px;--radius-md: 16px;--radius-sm: 12px;--chat-page-bg: #ffffff;--chat-user-bg: #f2f2f2;--chat-user-text: #000000;--chat-user-meta: rgba(0, 0, 0, .66);--password-toggle-color: #6f6f6f;--loading-gradient-start: #9f9f9f;--loading-gradient-mid: #d7d7d7;--notebook-line-color: rgba(0, 0, 0, .08);--chat-form-bg: linear-gradient( to top, rgba(255, 255, 255, .98) 0%, rgba(255, 255, 255, .85) 52%, rgba(255, 255, 255, 0) 100% )}:root[data-theme=dark]{--color-bg: #121212;--color-surface: #1b1b1b;--color-surface-muted: #232323;--color-text: #f4f4f4;--color-text-muted: #9f9f9f;--color-border: #323232;--color-overlay: rgba(0, 0, 0, .55);--shadow-main: none;--chat-page-bg: var(--color-bg);--chat-user-bg: #3a3a3a;--chat-user-text: #f4f4f4;--chat-user-meta: rgba(255, 255, 255, .74);--password-toggle-color: #bdbdbd;--loading-gradient-start: #9f9f9f;--loading-gradient-mid: #4f4f4f;--notebook-line-color: rgba(255, 255, 255, .08);--chat-form-bg: var(--color-bg)}*{box-sizing:border-box}html,body,#root{height:100%;min-height:100%}body{margin:0;min-width:320px;overflow:hidden;overscroll-behavior:none;color:var(--color-text);background:#fff;font-family:Manrope,Nunito Sans,Segoe UI,sans-serif;line-height:1.4;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}:root[data-theme=dark] body{background:#121212}a{color:inherit}button,input,textarea{font:inherit}.auth-page{height:100vh;height:100svh;min-height:100svh;display:flex;align-items:center;justify-content:center;padding:24px;overflow:hidden}.auth-shell{width:min(460px,100%);max-height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px}.auth-logo{width:min(320px,82vw)}.auth-card{width:100%;border-radius:var(--radius-lg);border:1px solid var(--color-border);background:var(--color-surface);box-shadow:var(--shadow-main);padding:26px}.auth-title{margin:0 0 18px;font-size:1.5rem;font-weight:700;text-align:center}.form-stack{display:flex;flex-direction:column;gap:12px;text-align:center}.auth-password-header{display:flex;align-items:center;justify-content:space-between;gap:12px}.auth-text-link{color:var(--color-accent);font-weight:700;line-height:1.4;text-decoration:none}.auth-password-header__link{flex:none;font-size:.92rem}.label{font-size:.92rem;color:var(--color-text-muted);text-align:left}.input,.chat-input{width:100%;border-radius:var(--radius-sm);border:1px solid var(--color-border);background:var(--color-surface-muted);color:var(--color-text);padding:12px 14px;text-align:left;transition:border-color .2s ease}.input:focus,.chat-input:focus{outline:none;border-color:var(--color-accent)}.password-input{width:100%;position:relative}.password-input__field{padding-right:48px}.password-input__toggle{position:absolute;top:50%;right:10px;transform:translateY(-50%);width:28px;height:28px;border:none;border-radius:8px;background:transparent;display:inline-flex;align-items:center;justify-content:center;cursor:pointer}.password-input__toggle:disabled{cursor:not-allowed;opacity:.5}.password-input__icon{width:20px;height:20px;display:block;background-color:var(--password-toggle-color);mask-repeat:no-repeat;mask-position:center;mask-size:contain;-webkit-mask-repeat:no-repeat;-webkit-mask-position:center;-webkit-mask-size:contain}.password-input__icon--eye{mask-image:url("data:image/svg+xml,%3csvg%20width='24'%20height='24'%20viewBox='0%200%2024%2024'%20fill='none'%20xmlns='http://www.w3.org/2000/svg'%3e%3cg%20clip-path='url(%23clip0_403_3026)'%3e%3cpath%20d='M23.2709%209.41891C21.7199%206.89291%2018.1919%202.65491%2011.9999%202.65491C5.80787%202.65491%202.27987%206.89291%200.728868%209.41891C0.249396%2010.1944%20-0.00457764%2011.0881%20-0.00457764%2011.9999C-0.00457764%2012.9117%200.249396%2013.8054%200.728868%2014.5809C2.27987%2017.1069%205.80787%2021.3449%2011.9999%2021.3449C18.1919%2021.3449%2021.7199%2017.1069%2023.2709%2014.5809C23.7503%2013.8054%2024.0043%2012.9117%2024.0043%2011.9999C24.0043%2011.0881%2023.7503%2010.1944%2023.2709%209.41891ZM21.5659%2013.5339C20.2339%2015.6999%2017.2189%2019.3449%2011.9999%2019.3449C6.78087%2019.3449%203.76587%2015.6999%202.43387%2013.5339C2.149%2013.073%201.99812%2012.5418%201.99812%2011.9999C1.99812%2011.458%202.149%2010.9269%202.43387%2010.4659C3.76587%208.29991%206.78087%204.65491%2011.9999%204.65491C17.2189%204.65491%2020.2339%208.29591%2021.5659%2010.4659C21.8507%2010.9269%2022.0016%2011.458%2022.0016%2011.9999C22.0016%2012.5418%2021.8507%2013.073%2021.5659%2013.5339Z'%20fill='%23374957'/%3e%3cpath%20d='M11.9998%206.99988C11.0109%206.99988%2010.0442%207.29312%209.22194%207.84253C8.39969%208.39194%207.75883%209.17283%207.38039%2010.0865C7.00195%2011.0001%206.90294%2012.0054%207.09586%2012.9753C7.28879%2013.9452%207.76499%2014.8362%208.46425%2015.5354C9.16352%2016.2347%2010.0544%2016.7109%2011.0243%2016.9038C11.9942%2017.0967%2012.9996%2016.9977%2013.9132%2016.6193C14.8268%2016.2408%2015.6077%2015.6%2016.1571%2014.7777C16.7065%2013.9555%2016.9998%2012.9888%2016.9998%2011.9999C16.9982%2010.6743%2016.4709%209.40344%2015.5336%208.4661C14.5962%207.52876%2013.3254%207.00147%2011.9998%206.99988ZM11.9998%2014.9999C11.4064%2014.9999%2010.8264%2014.8239%2010.3331%2014.4943C9.83973%2014.1646%209.45521%2013.6961%209.22815%2013.1479C9.00109%2012.5998%208.94168%2011.9966%209.05743%2011.4146C9.17319%2010.8327%209.45891%2010.2981%209.87847%209.87856C10.298%209.459%2010.8326%209.17328%2011.4145%209.05752C11.9965%208.94177%2012.5997%209.00118%2013.1478%209.22824C13.696%209.4553%2014.1646%209.83982%2014.4942%2010.3332C14.8238%2010.8265%2014.9998%2011.4065%2014.9998%2011.9999C14.9998%2012.7955%2014.6837%2013.5586%2014.1211%2014.1212C13.5585%2014.6838%2012.7954%2014.9999%2011.9998%2014.9999Z'%20fill='%23374957'/%3e%3c/g%3e%3cdefs%3e%3cclipPath%20id='clip0_403_3026'%3e%3crect%20width='24'%20height='24'%20fill='white'/%3e%3c/clipPath%3e%3c/defs%3e%3c/svg%3e");-webkit-mask-image:url("data:image/svg+xml,%3csvg%20width='24'%20height='24'%20viewBox='0%200%2024%2024'%20fill='none'%20xmlns='http://www.w3.org/2000/svg'%3e%3cg%20clip-path='url(%23clip0_403_3026)'%3e%3cpath%20d='M23.2709%209.41891C21.7199%206.89291%2018.1919%202.65491%2011.9999%202.65491C5.80787%202.65491%202.27987%206.89291%200.728868%209.41891C0.249396%2010.1944%20-0.00457764%2011.0881%20-0.00457764%2011.9999C-0.00457764%2012.9117%200.249396%2013.8054%200.728868%2014.5809C2.27987%2017.1069%205.80787%2021.3449%2011.9999%2021.3449C18.1919%2021.3449%2021.7199%2017.1069%2023.2709%2014.5809C23.7503%2013.8054%2024.0043%2012.9117%2024.0043%2011.9999C24.0043%2011.0881%2023.7503%2010.1944%2023.2709%209.41891ZM21.5659%2013.5339C20.2339%2015.6999%2017.2189%2019.3449%2011.9999%2019.3449C6.78087%2019.3449%203.76587%2015.6999%202.43387%2013.5339C2.149%2013.073%201.99812%2012.5418%201.99812%2011.9999C1.99812%2011.458%202.149%2010.9269%202.43387%2010.4659C3.76587%208.29991%206.78087%204.65491%2011.9999%204.65491C17.2189%204.65491%2020.2339%208.29591%2021.5659%2010.4659C21.8507%2010.9269%2022.0016%2011.458%2022.0016%2011.9999C22.0016%2012.5418%2021.8507%2013.073%2021.5659%2013.5339Z'%20fill='%23374957'/%3e%3cpath%20d='M11.9998%206.99988C11.0109%206.99988%2010.0442%207.29312%209.22194%207.84253C8.39969%208.39194%207.75883%209.17283%207.38039%2010.0865C7.00195%2011.0001%206.90294%2012.0054%207.09586%2012.9753C7.28879%2013.9452%207.76499%2014.8362%208.46425%2015.5354C9.16352%2016.2347%2010.0544%2016.7109%2011.0243%2016.9038C11.9942%2017.0967%2012.9996%2016.9977%2013.9132%2016.6193C14.8268%2016.2408%2015.6077%2015.6%2016.1571%2014.7777C16.7065%2013.9555%2016.9998%2012.9888%2016.9998%2011.9999C16.9982%2010.6743%2016.4709%209.40344%2015.5336%208.4661C14.5962%207.52876%2013.3254%207.00147%2011.9998%206.99988ZM11.9998%2014.9999C11.4064%2014.9999%2010.8264%2014.8239%2010.3331%2014.4943C9.83973%2014.1646%209.45521%2013.6961%209.22815%2013.1479C9.00109%2012.5998%208.94168%2011.9966%209.05743%2011.4146C9.17319%2010.8327%209.45891%2010.2981%209.87847%209.87856C10.298%209.459%2010.8326%209.17328%2011.4145%209.05752C11.9965%208.94177%2012.5997%209.00118%2013.1478%209.22824C13.696%209.4553%2014.1646%209.83982%2014.4942%2010.3332C14.8238%2010.8265%2014.9998%2011.4065%2014.9998%2011.9999C14.9998%2012.7955%2014.6837%2013.5586%2014.1211%2014.1212C13.5585%2014.6838%2012.7954%2014.9999%2011.9998%2014.9999Z'%20fill='%23374957'/%3e%3c/g%3e%3cdefs%3e%3cclipPath%20id='clip0_403_3026'%3e%3crect%20width='24'%20height='24'%20fill='white'/%3e%3c/clipPath%3e%3c/defs%3e%3c/svg%3e")}.password-input__icon--eye-crossed{mask-image:url("data:image/svg+xml,%3csvg%20width='24'%20height='24'%20viewBox='0%200%2024%2024'%20fill='none'%20xmlns='http://www.w3.org/2000/svg'%3e%3cg%20clip-path='url(%23clip0_403_3046)'%3e%3cpath%20d='M23.2709%209.41885C22.3681%207.94057%2021.2294%206.6201%2019.8999%205.50985L22.6999%202.70985C22.882%202.52125%2022.9828%202.26864%2022.9805%202.00645C22.9783%201.74425%2022.8731%201.49344%2022.6877%201.30803C22.5023%201.12262%2022.2515%201.01745%2021.9893%201.01517C21.7271%201.0129%2021.4745%201.11369%2021.2859%201.29585L18.2409%204.34485C16.3533%203.22367%2014.1953%202.63931%2011.9999%202.65485C5.80887%202.65485%202.28087%206.89285%200.728868%209.41885C0.249396%2010.1944%20-0.00457764%2011.0881%20-0.00457764%2011.9998C-0.00457764%2012.9116%200.249396%2013.8053%200.728868%2014.5808C1.63162%2016.0591%202.77036%2017.3796%204.09987%2018.4898L1.29987%2021.2899C1.20436%2021.3821%201.12818%2021.4924%201.07577%2021.6144C1.02336%2021.7364%200.995772%2021.8677%200.994618%2022.0004C0.993464%2022.1332%201.01877%2022.2649%201.06905%2022.3878C1.11933%2022.5107%201.19358%2022.6224%201.28747%2022.7162C1.38137%2022.8101%201.49302%2022.8844%201.61591%2022.9347C1.73881%2022.985%201.87049%2023.0103%202.00327%2023.0091C2.13605%2023.0079%202.26727%2022.9804%202.38927%2022.9279C2.51128%2022.8755%202.62162%2022.7994%202.71387%2022.7038L5.76587%2019.6518C7.65114%2020.7728%209.80654%2021.3582%2011.9999%2021.3448C18.1909%2021.3448%2021.7189%2017.1068%2023.2709%2014.5808C23.7503%2013.8053%2024.0043%2012.9116%2024.0043%2011.9998C24.0043%2011.0881%2023.7503%2010.1944%2023.2709%209.41885ZM2.43287%2013.5338C2.148%2013.0729%201.99712%2012.5417%201.99712%2011.9998C1.99712%2011.458%202.148%2010.9268%202.43287%2010.4658C3.76687%208.29985%206.78187%204.65485%2011.9999%204.65485C13.6601%204.64555%2015.2971%205.04569%2016.7659%205.81985L14.7529%207.83285C13.7928%207.19545%2012.6418%206.90984%2011.4951%207.02449C10.3484%207.13914%209.27673%207.64699%208.46187%208.46185C7.64701%209.27671%207.13916%2010.3484%207.02451%2011.4951C6.90986%2012.6418%207.19547%2013.7928%207.83287%2014.7528L5.52287%2017.0628C4.29797%2016.0726%203.25271%2014.8788%202.43287%2013.5338ZM14.9999%2011.9998C14.9999%2012.7955%2014.6838%2013.5586%2014.1212%2014.1212C13.5586%2014.6838%2012.7955%2014.9998%2011.9999%2014.9998C11.5544%2014.9981%2011.1151%2014.8956%2010.7149%2014.6998L14.6999%2010.7148C14.8956%2011.115%2014.9981%2011.5544%2014.9999%2011.9998ZM8.99987%2011.9998C8.99987%2011.2042%209.31594%2010.4411%209.87855%209.87853C10.4412%209.31592%2011.2042%208.99985%2011.9999%208.99985C12.4454%209.00157%2012.8847%209.10414%2013.2849%209.29985L9.29987%2013.2848C9.10416%2012.8847%209.00159%2012.4453%208.99987%2011.9998ZM21.5669%2013.5338C20.2329%2015.6998%2017.2179%2019.3448%2011.9999%2019.3448C10.3396%2019.3542%208.70263%2018.954%207.23387%2018.1798L9.24687%2016.1668C10.2069%2016.8042%2011.358%2017.0899%2012.5046%2016.9752C13.6513%2016.8606%2014.723%2016.3527%2015.5379%2015.5378C16.3527%2014.723%2016.8606%2013.6513%2016.9752%2012.5046C17.0899%2011.3579%2016.8043%2010.2069%2016.1669%209.24685L18.4769%206.93685C19.7018%207.92713%2020.747%209.1209%2021.5669%2010.4658C21.8517%2010.9268%2022.0026%2011.458%2022.0026%2011.9998C22.0026%2012.5417%2021.8517%2013.0729%2021.5669%2013.5338Z'%20fill='%23374957'/%3e%3c/g%3e%3cdefs%3e%3cclipPath%20id='clip0_403_3046'%3e%3crect%20width='24'%20height='24'%20fill='white'/%3e%3c/clipPath%3e%3c/defs%3e%3c/svg%3e");-webkit-mask-image:url("data:image/svg+xml,%3csvg%20width='24'%20height='24'%20viewBox='0%200%2024%2024'%20fill='none'%20xmlns='http://www.w3.org/2000/svg'%3e%3cg%20clip-path='url(%23clip0_403_3046)'%3e%3cpath%20d='M23.2709%209.41885C22.3681%207.94057%2021.2294%206.6201%2019.8999%205.50985L22.6999%202.70985C22.882%202.52125%2022.9828%202.26864%2022.9805%202.00645C22.9783%201.74425%2022.8731%201.49344%2022.6877%201.30803C22.5023%201.12262%2022.2515%201.01745%2021.9893%201.01517C21.7271%201.0129%2021.4745%201.11369%2021.2859%201.29585L18.2409%204.34485C16.3533%203.22367%2014.1953%202.63931%2011.9999%202.65485C5.80887%202.65485%202.28087%206.89285%200.728868%209.41885C0.249396%2010.1944%20-0.00457764%2011.0881%20-0.00457764%2011.9998C-0.00457764%2012.9116%200.249396%2013.8053%200.728868%2014.5808C1.63162%2016.0591%202.77036%2017.3796%204.09987%2018.4898L1.29987%2021.2899C1.20436%2021.3821%201.12818%2021.4924%201.07577%2021.6144C1.02336%2021.7364%200.995772%2021.8677%200.994618%2022.0004C0.993464%2022.1332%201.01877%2022.2649%201.06905%2022.3878C1.11933%2022.5107%201.19358%2022.6224%201.28747%2022.7162C1.38137%2022.8101%201.49302%2022.8844%201.61591%2022.9347C1.73881%2022.985%201.87049%2023.0103%202.00327%2023.0091C2.13605%2023.0079%202.26727%2022.9804%202.38927%2022.9279C2.51128%2022.8755%202.62162%2022.7994%202.71387%2022.7038L5.76587%2019.6518C7.65114%2020.7728%209.80654%2021.3582%2011.9999%2021.3448C18.1909%2021.3448%2021.7189%2017.1068%2023.2709%2014.5808C23.7503%2013.8053%2024.0043%2012.9116%2024.0043%2011.9998C24.0043%2011.0881%2023.7503%2010.1944%2023.2709%209.41885ZM2.43287%2013.5338C2.148%2013.0729%201.99712%2012.5417%201.99712%2011.9998C1.99712%2011.458%202.148%2010.9268%202.43287%2010.4658C3.76687%208.29985%206.78187%204.65485%2011.9999%204.65485C13.6601%204.64555%2015.2971%205.04569%2016.7659%205.81985L14.7529%207.83285C13.7928%207.19545%2012.6418%206.90984%2011.4951%207.02449C10.3484%207.13914%209.27673%207.64699%208.46187%208.46185C7.64701%209.27671%207.13916%2010.3484%207.02451%2011.4951C6.90986%2012.6418%207.19547%2013.7928%207.83287%2014.7528L5.52287%2017.0628C4.29797%2016.0726%203.25271%2014.8788%202.43287%2013.5338ZM14.9999%2011.9998C14.9999%2012.7955%2014.6838%2013.5586%2014.1212%2014.1212C13.5586%2014.6838%2012.7955%2014.9998%2011.9999%2014.9998C11.5544%2014.9981%2011.1151%2014.8956%2010.7149%2014.6998L14.6999%2010.7148C14.8956%2011.115%2014.9981%2011.5544%2014.9999%2011.9998ZM8.99987%2011.9998C8.99987%2011.2042%209.31594%2010.4411%209.87855%209.87853C10.4412%209.31592%2011.2042%208.99985%2011.9999%208.99985C12.4454%209.00157%2012.8847%209.10414%2013.2849%209.29985L9.29987%2013.2848C9.10416%2012.8847%209.00159%2012.4453%208.99987%2011.9998ZM21.5669%2013.5338C20.2329%2015.6998%2017.2179%2019.3448%2011.9999%2019.3448C10.3396%2019.3542%208.70263%2018.954%207.23387%2018.1798L9.24687%2016.1668C10.2069%2016.8042%2011.358%2017.0899%2012.5046%2016.9752C13.6513%2016.8606%2014.723%2016.3527%2015.5379%2015.5378C16.3527%2014.723%2016.8606%2013.6513%2016.9752%2012.5046C17.0899%2011.3579%2016.8043%2010.2069%2016.1669%209.24685L18.4769%206.93685C19.7018%207.92713%2020.747%209.1209%2021.5669%2010.4658C21.8517%2010.9268%2022.0026%2011.458%2022.0026%2011.9998C22.0026%2012.5417%2021.8517%2013.0729%2021.5669%2013.5338Z'%20fill='%23374957'/%3e%3c/g%3e%3cdefs%3e%3cclipPath%20id='clip0_403_3046'%3e%3crect%20width='24'%20height='24'%20fill='white'/%3e%3c/clipPath%3e%3c/defs%3e%3c/svg%3e")}.button{width:100%;border:none;border-radius:var(--radius-sm);padding:12px 16px;font-weight:700;cursor:pointer;transition:transform .2s ease,opacity .2s ease,background-color .2s ease,color .2s ease}.button:disabled{cursor:not-allowed;opacity:.6}.button--primary{color:#fff;background:var(--color-accent)}.button--secondary{color:var(--color-text);background:transparent;border:none}.login-form .button--secondary,.register-form .button--secondary{color:var(--color-accent)}.button--secondary-alt{color:var(--color-text);background:var(--color-surface-muted);border:1px solid var(--color-border)}.info-paragraph{margin:0 0 14px;color:var(--color-text-muted);text-align:center}.info-paragraph--wide-gap{margin-bottom:24px}.status-message{margin:0;padding:10px 12px;border-radius:10px;border:1px solid var(--color-border);background:var(--color-surface-muted);color:var(--color-text-muted);font-size:.88rem}.status-message--error{color:#b91c1c;border-color:transparent;background:transparent;padding-left:0;padding-right:0}.status-message--success{color:#fefefe;border-color:#1a8f4d;background:#1a8f4d}.status-message--success-plain{color:#1a8f4d;border-color:transparent;background:transparent}.password-reset-code{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:8px}.password-reset-code__input{height:54px;padding:0;text-align:center;font-size:1.25rem;font-weight:700}.chat-page{height:100vh;height:100svh;min-height:100svh;position:relative;background:var(--chat-page-bg);overflow:hidden;overscroll-behavior:none}.chat-layout{width:100%;height:100%;display:flex}.chat-main{--chat-container-max-width: 940px;flex:1;min-width:0;height:100%;position:relative;display:flex;flex-direction:column;transition:width .24s ease}.chat-main--sidebar-open{--chat-container-max-width: 860px}.chat-header{position:absolute;inset:0 0 auto;z-index:6;display:flex;align-items:center;height:calc(72px + env(safe-area-inset-top));padding:env(safe-area-inset-top) 20px 0;background:transparent;pointer-events:none;overscroll-behavior:none}.menu-button{min-width:44px;height:44px;padding:0 12px;display:inline-flex;align-items:center;justify-content:center;gap:12px;border:1px solid var(--color-border);border-radius:12px;background:var(--color-surface);cursor:pointer;pointer-events:auto;transition:background-color .2s ease,border-color .2s ease}.menu-button img{width:20px;height:20px;flex:none}.menu-button__label{font-size:.92rem;font-weight:600;line-height:1;color:var(--color-text);white-space:nowrap}.chat-body{flex:1;width:min(var(--chat-container-max-width),100%);margin:0 auto;padding:8px 16px;display:flex;min-height:0}.chat-empty-state{margin:auto;text-align:center;color:var(--color-text-muted);font-size:clamp(1.45rem,3vw,2rem);font-weight:700}.chat-empty-state--loading,.thinking-indicator{background:linear-gradient(90deg,var(--loading-gradient-start) 0%,var(--loading-gradient-start) 38%,var(--loading-gradient-mid) 50%,var(--loading-gradient-start) 62%,var(--loading-gradient-start) 100%);background-position:0% 50%;background-repeat:no-repeat;background-size:220% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;will-change:background-position,background-size,opacity;animation:thinking-shimmer 1.9s cubic-bezier(.4,0,.2,1) infinite}.chat-messages{width:100%;display:flex;flex-direction:column;gap:12px;min-height:0;overflow-y:auto;overscroll-behavior:contain;padding:8px 0 12px;scrollbar-width:none;-ms-overflow-style:none}.chat-messages::-webkit-scrollbar{width:0;height:0;display:none}.chat-history-loader{position:sticky;top:0;z-index:1;display:flex;justify-content:center;padding:4px 0 2px}.chat-history-loader__spinner{width:34px;height:34px;border-radius:50%;border:3px solid var(--color-border);border-top-color:var(--color-accent);animation:sidebar-favorites-spin .9s linear infinite}.chat-date-divider{width:100%;display:flex;justify-content:center;margin:4px 0 2px}.chat-date-divider__label{display:inline-flex;align-items:center;justify-content:center;min-height:28px;padding:4px 12px;border-radius:999px;background:var(--color-surface-muted);border:1px solid var(--color-border);color:var(--color-text-muted);font-size:.8rem;font-weight:600;line-height:1}.chat-message{max-width:min(760px,95%);padding:0;display:flex;flex-direction:column;gap:4px}.chat-message p{margin:0;white-space:pre-wrap}.chat-message--user{margin-left:auto;border-radius:18px;background:var(--chat-user-bg);color:var(--chat-user-text);padding:12px 14px}.chat-message--assistant{margin-right:auto;background:transparent;border:none}.chat-message__footer{display:flex;align-items:center;gap:10px;margin-top:2px}.chat-message--assistant .chat-message__footer{justify-content:space-between}.chat-message--user .chat-message__footer,.chat-message__footer--only-meta{justify-content:flex-end}.chat-message__actions{display:inline-flex;align-items:center;gap:6px}.chat-message__action-button{width:35px;height:35px;min-width:35px;min-height:35px;border:none;border-radius:50%;background:transparent;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;opacity:.85;transition:opacity .2s ease,background-color .2s ease}.chat-message__action-button:disabled{cursor:not-allowed;opacity:.35}.chat-message__action-button img{width:20px;height:20px}.chat-message__action-icon{width:20px;height:20px;display:block;background-color:#9f9f9f;mask-repeat:no-repeat;mask-position:center;mask-size:contain;-webkit-mask-repeat:no-repeat;-webkit-mask-position:center;-webkit-mask-size:contain}.chat-message__action-icon--favorite{mask-image:url("data:image/svg+xml,%3csvg%20width='20'%20height='20'%20viewBox='0%200%2020%2020'%20fill='none'%20xmlns='http://www.w3.org/2000/svg'%3e%3cpath%20d='M19.8632%207.3287C19.6927%206.78612%2019.3522%206.3128%2018.8919%205.97873C18.4316%205.64466%2017.8761%205.46759%2017.3074%205.4737H13.6665L12.5607%202.02704C12.3868%201.4845%2012.0451%201.01121%2011.5848%200.675423C11.1246%200.339633%2010.5696%200.158691%209.99986%200.158691C9.43013%200.158691%208.87513%200.339633%208.41488%200.675423C7.95463%201.01121%207.61292%201.4845%207.43902%202.02704L6.33319%205.4737H2.69236C2.12548%205.47451%201.57335%205.65444%201.11484%205.98779C0.656329%206.32114%200.31489%206.79086%200.13929%207.32986C-0.0363094%207.86886%20-0.0370866%208.44956%200.137069%208.98903C0.311225%209.52849%200.651406%209.99913%201.10902%2010.3337L4.07236%2012.5004L2.94569%2015.9895C2.76362%2016.5307%202.76131%2017.1162%202.93911%2017.6588C3.11692%2018.2014%203.46531%2018.6719%203.93236%2019.0004C4.3914%2019.3394%204.94768%2019.521%205.51832%2019.5181C6.08895%2019.5152%206.64339%2019.3281%207.09902%2018.9845L9.99986%2016.8495L12.9015%2018.982C13.3597%2019.3191%2013.913%2019.5021%2014.4818%2019.5049C15.0506%2019.5077%2015.6057%2019.33%2016.0672%2018.9975C16.5286%2018.6649%2016.8728%2018.1946%2017.0501%2017.6541C17.2274%2017.1136%2017.2288%2016.5308%2017.054%2015.9895L15.9274%2012.5004L18.894%2010.3337C19.3569%2010.0033%2019.701%209.5327%2019.8756%208.99149C20.0501%208.45028%2020.0458%207.86725%2019.8632%207.3287ZM17.9107%208.98787L14.4574%2011.512C14.3155%2011.6155%2014.21%2011.7611%2014.1558%2011.9281C14.1016%2012.0952%2014.1016%2012.275%2014.1557%2012.442L15.4682%2016.5004C15.5346%2016.7062%2015.534%2016.9278%2015.4666%2017.1333C15.3991%2017.3388%2015.2682%2017.5176%2015.0927%2017.644C14.9172%2017.7704%2014.7062%2017.8379%2014.4899%2017.8368C14.2736%2017.8357%2014.0632%2017.7661%2013.889%2017.6379L10.4932%2015.1379C10.3502%2015.0328%2010.1773%2014.9762%209.99986%2014.9762C9.82239%2014.9762%209.64955%2015.0328%209.50652%2015.1379L6.11069%2017.6379C5.93659%2017.7678%205.72564%2017.8389%205.50841%2017.8409C5.29118%2017.8428%205.07897%2017.7756%204.90255%2017.6488C4.72612%2017.5221%204.59465%2017.3424%204.52719%2017.1359C4.45973%2016.9294%204.45978%2016.7068%204.52736%2016.5004L5.84402%2012.442C5.89812%2012.275%205.89808%2012.0952%205.84391%2011.9281C5.78973%2011.7611%205.6842%2011.6155%205.54236%2011.512L2.08902%208.98787C1.91511%208.86053%201.78588%208.68149%201.71981%208.47632C1.65373%208.27115%201.65418%208.05035%201.72109%207.84545C1.78801%207.64055%201.91796%207.46204%202.09239%207.33541C2.26682%207.20879%202.47681%207.14052%202.69236%207.14037H6.94236C7.11878%207.14036%207.29066%207.08436%207.43323%206.98043C7.5758%206.8765%207.6817%206.73%207.73569%206.56204L9.02736%202.5362C9.09366%202.33019%209.22362%202.15053%209.39852%202.02308C9.57343%201.89562%209.78427%201.82696%2010.0007%201.82696C10.2171%201.82696%2010.4279%201.89562%2010.6029%202.02308C10.7778%202.15053%2010.9077%202.33019%2010.974%202.5362L12.2657%206.56204C12.3197%206.73%2012.4256%206.8765%2012.5681%206.98043C12.7107%207.08436%2012.8826%207.14036%2013.059%207.14037H17.309C17.5246%207.14052%2017.7346%207.20879%2017.909%207.33541C18.0834%207.46204%2018.2134%207.64055%2018.2803%207.84545C18.3472%208.05035%2018.3476%208.27115%2018.2816%208.47632C18.2155%208.68149%2018.0863%208.86053%2017.9124%208.98787H17.9107Z'%20fill='%239F9F9F'/%3e%3c/svg%3e");-webkit-mask-image:url("data:image/svg+xml,%3csvg%20width='20'%20height='20'%20viewBox='0%200%2020%2020'%20fill='none'%20xmlns='http://www.w3.org/2000/svg'%3e%3cpath%20d='M19.8632%207.3287C19.6927%206.78612%2019.3522%206.3128%2018.8919%205.97873C18.4316%205.64466%2017.8761%205.46759%2017.3074%205.4737H13.6665L12.5607%202.02704C12.3868%201.4845%2012.0451%201.01121%2011.5848%200.675423C11.1246%200.339633%2010.5696%200.158691%209.99986%200.158691C9.43013%200.158691%208.87513%200.339633%208.41488%200.675423C7.95463%201.01121%207.61292%201.4845%207.43902%202.02704L6.33319%205.4737H2.69236C2.12548%205.47451%201.57335%205.65444%201.11484%205.98779C0.656329%206.32114%200.31489%206.79086%200.13929%207.32986C-0.0363094%207.86886%20-0.0370866%208.44956%200.137069%208.98903C0.311225%209.52849%200.651406%209.99913%201.10902%2010.3337L4.07236%2012.5004L2.94569%2015.9895C2.76362%2016.5307%202.76131%2017.1162%202.93911%2017.6588C3.11692%2018.2014%203.46531%2018.6719%203.93236%2019.0004C4.3914%2019.3394%204.94768%2019.521%205.51832%2019.5181C6.08895%2019.5152%206.64339%2019.3281%207.09902%2018.9845L9.99986%2016.8495L12.9015%2018.982C13.3597%2019.3191%2013.913%2019.5021%2014.4818%2019.5049C15.0506%2019.5077%2015.6057%2019.33%2016.0672%2018.9975C16.5286%2018.6649%2016.8728%2018.1946%2017.0501%2017.6541C17.2274%2017.1136%2017.2288%2016.5308%2017.054%2015.9895L15.9274%2012.5004L18.894%2010.3337C19.3569%2010.0033%2019.701%209.5327%2019.8756%208.99149C20.0501%208.45028%2020.0458%207.86725%2019.8632%207.3287ZM17.9107%208.98787L14.4574%2011.512C14.3155%2011.6155%2014.21%2011.7611%2014.1558%2011.9281C14.1016%2012.0952%2014.1016%2012.275%2014.1557%2012.442L15.4682%2016.5004C15.5346%2016.7062%2015.534%2016.9278%2015.4666%2017.1333C15.3991%2017.3388%2015.2682%2017.5176%2015.0927%2017.644C14.9172%2017.7704%2014.7062%2017.8379%2014.4899%2017.8368C14.2736%2017.8357%2014.0632%2017.7661%2013.889%2017.6379L10.4932%2015.1379C10.3502%2015.0328%2010.1773%2014.9762%209.99986%2014.9762C9.82239%2014.9762%209.64955%2015.0328%209.50652%2015.1379L6.11069%2017.6379C5.93659%2017.7678%205.72564%2017.8389%205.50841%2017.8409C5.29118%2017.8428%205.07897%2017.7756%204.90255%2017.6488C4.72612%2017.5221%204.59465%2017.3424%204.52719%2017.1359C4.45973%2016.9294%204.45978%2016.7068%204.52736%2016.5004L5.84402%2012.442C5.89812%2012.275%205.89808%2012.0952%205.84391%2011.9281C5.78973%2011.7611%205.6842%2011.6155%205.54236%2011.512L2.08902%208.98787C1.91511%208.86053%201.78588%208.68149%201.71981%208.47632C1.65373%208.27115%201.65418%208.05035%201.72109%207.84545C1.78801%207.64055%201.91796%207.46204%202.09239%207.33541C2.26682%207.20879%202.47681%207.14052%202.69236%207.14037H6.94236C7.11878%207.14036%207.29066%207.08436%207.43323%206.98043C7.5758%206.8765%207.6817%206.73%207.73569%206.56204L9.02736%202.5362C9.09366%202.33019%209.22362%202.15053%209.39852%202.02308C9.57343%201.89562%209.78427%201.82696%2010.0007%201.82696C10.2171%201.82696%2010.4279%201.89562%2010.6029%202.02308C10.7778%202.15053%2010.9077%202.33019%2010.974%202.5362L12.2657%206.56204C12.3197%206.73%2012.4256%206.8765%2012.5681%206.98043C12.7107%207.08436%2012.8826%207.14036%2013.059%207.14037H17.309C17.5246%207.14052%2017.7346%207.20879%2017.909%207.33541C18.0834%207.46204%2018.2134%207.64055%2018.2803%207.84545C18.3472%208.05035%2018.3476%208.27115%2018.2816%208.47632C18.2155%208.68149%2018.0863%208.86053%2017.9124%208.98787H17.9107Z'%20fill='%239F9F9F'/%3e%3c/svg%3e")}.chat-message__action-icon--favorite-active{background-color:var(--color-accent)}.chat-message__action-button--delete-loading{width:auto;min-width:35px;padding:0 10px 0 8px;border-radius:999px;gap:6px;background:#0000000d}.chat-message__action-button--delete-loading:disabled{opacity:1;cursor:progress}:root[data-theme=dark] .chat-message__action-button--delete-loading{background:#ffffff1a}.chat-message__action-button--favorite-loading{width:auto;min-width:35px;padding:0 10px 0 8px;border-radius:999px;gap:6px;background:#0000000d}.chat-message__action-button--favorite-loading:disabled{opacity:1;cursor:progress}:root[data-theme=dark] .chat-message__action-button--favorite-loading{background:#ffffff1a}.chat-message__action-button--copy-success{width:auto;min-width:35px;padding:0 10px;border-radius:999px;gap:6px;background:#0000000d}:root[data-theme=dark] .chat-message__action-button--copy-success{background:#ffffff1a}.chat-message__action-label{font-size:.72rem;font-weight:600;color:var(--color-text-muted);white-space:nowrap}.chat-message__meta{font-size:.72rem;color:var(--color-text-muted)}.chat-message--user .chat-message__meta{color:var(--chat-user-meta)}.chat-footer{width:min(var(--chat-container-max-width),100%);margin:0 auto;padding:10px 16px;overscroll-behavior:none}.chat-form{display:flex;align-items:flex-end;gap:10px;border-radius:26px;border:none;background:var(--chat-form-bg);padding:10px;box-shadow:none}.chat-input{flex:1 1 auto;min-width:0;height:52px;min-height:52px;max-height:180px;resize:none;overflow-y:hidden;border-radius:26px;padding:14px;scrollbar-width:none;-ms-overflow-style:none}.chat-input::-webkit-scrollbar{width:0;height:0;display:none}.send-button{flex:0 0 52px;width:52px;min-width:52px;max-width:52px;height:52px;min-height:52px;max-height:52px;border:none;border-radius:50%;background:var(--color-accent);display:inline-flex;align-items:center;justify-content:center;cursor:pointer}.send-button:disabled{cursor:not-allowed;opacity:.7}.send-button img{width:22px;height:22px}.chat-input:disabled{cursor:not-allowed;opacity:.72}.chat-limit-notice{margin:0 0 8px;padding:12px 14px;border-radius:16px;border:1px solid rgba(223,65,65,.36);background:#df414114;color:var(--color-text);display:flex;flex-direction:column;gap:3px}.chat-limit-notice strong{font-size:.94rem;line-height:1.25}.chat-limit-notice span{color:var(--color-text-muted);font-size:.86rem;line-height:1.35}.chat-status{margin-top:10px}.favorite-pair-state{width:100%;display:flex;justify-content:center;align-items:flex-start;padding-top:20px}.favorite-pair-messages{padding-bottom:24px}.thinking-indicator{margin:0 0 8px 30px;font-size:1.1rem;font-weight:600}@keyframes thinking-shimmer{0%,to{background-position:0% 50%;background-size:220% 100%;opacity:.82}50%{background-position:100% 50%;background-size:190% 100%;opacity:1}}.sidebar-backdrop{display:none;position:fixed;inset:0;background:var(--color-overlay);opacity:0;pointer-events:none;transition:opacity .2s ease;z-index:80}.sidebar-backdrop--visible{opacity:1;pointer-events:auto}.sidebar{flex:none;position:relative;width:0;min-width:0;height:100%;background:var(--color-surface);border-right:1px solid var(--color-border);transition:width .24s ease;z-index:3;overflow:hidden}.sidebar--open{width:min(320px,80vw)}.sidebar--closed{pointer-events:none;border-right-color:transparent}.sidebar-panels{display:flex;width:300%;height:100%;transition:transform .28s ease}.sidebar-panels--menu{transform:translate(0)}.sidebar-panels--favorites{transform:translate(-33.333333%)}.sidebar-panels--notebook{transform:translate(-66.666667%)}.sidebar-panel{width:33.333333%;min-width:33.333333%;height:100%;display:flex;flex-direction:column;padding:20px 14px}.sidebar-panel--favorites,.sidebar-panel--notebook{border-left:1px solid var(--color-border)}.sidebar-top{padding:6px 8px 16px}.sidebar-top--favorites{padding-top:6px;padding-bottom:12px}.sidebar-top__row{display:flex;align-items:center;justify-content:space-between;gap:12px}.sidebar-logo{width:113px;height:35px;object-fit:contain}.sidebar-mobile-close{display:none;flex:none}.sidebar-mobile-close img{width:20px;height:20px}.sidebar-back-button{border:none;background:transparent;border-radius:12px;width:36px;height:36px;padding:0;flex:none;display:inline-flex;align-items:center;justify-content:center;color:var(--color-text);cursor:pointer}.sidebar-back-button__icon{width:20px;height:20px}.sidebar-favorites__head{margin-top:8px;display:flex;align-items:center;justify-content:flex-start;gap:10px}.sidebar-favorites__title{margin:0;font-size:1rem;font-weight:700;color:var(--color-text)}.sidebar-menu{display:flex;flex-direction:column;gap:6px;flex:1;min-height:0;overflow-y:auto;scrollbar-width:none;-ms-overflow-style:none}.sidebar-menu::-webkit-scrollbar{width:0;height:0;display:none}.sidebar-menu__divider{height:1px;background:var(--color-border);margin:4px 6px}.sidebar-bottom{padding-top:6px}.sidebar-item{width:100%;display:flex;align-items:center;gap:10px;border-radius:12px;border:1px solid transparent;padding:10px 12px;background:transparent;color:var(--color-text);text-decoration:none;text-align:left;cursor:pointer}.sidebar-item--active{background:var(--color-surface-muted);border-color:var(--color-border)}.sidebar-item--danger{color:var(--color-accent)}.sidebar-item__icon{width:20px;height:20px;object-fit:contain}.sidebar-favorites{min-height:0;flex:1;overflow-y:auto;scrollbar-width:none;-ms-overflow-style:none}.sidebar-favorites::-webkit-scrollbar{width:0;height:0;display:none}.sidebar-favorites__status-block{display:flex;flex-direction:column;gap:8px}.sidebar-favorites__status{margin:0;color:var(--color-text-muted);font-size:.9rem}.sidebar-favorites__loader{min-height:100%;display:flex;align-items:center;justify-content:center;padding:12px}.sidebar-favorites__spinner{width:34px;height:34px;border-radius:50%;border:3px solid var(--color-border);border-top-color:var(--color-accent);animation:sidebar-favorites-spin .9s linear infinite}@keyframes sidebar-favorites-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.sidebar-favorites__status--error{color:#b91c1c}.sidebar-favorites__retry{width:fit-content;border:1px solid var(--color-border);border-radius:10px;background:var(--color-surface-muted);color:var(--color-text);padding:6px 10px;cursor:pointer}.sidebar-favorites__list{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:8px}.sidebar-favorites__item{border:1px solid transparent;border-radius:12px;display:flex;align-items:center;gap:6px;padding:4px}.sidebar-favorites__item--active{border-color:var(--color-border);background:var(--color-surface-muted)}.sidebar-favorites__pair-button{border:none;background:transparent;flex:1;text-align:left;display:inline-flex;align-items:center;gap:10px;padding:6px 8px;cursor:pointer}.sidebar-favorites__pair-icon{width:24px;height:24px;flex:none}.sidebar-favorites__pair-text{font-size:1rem;line-height:1.3;color:var(--color-text);display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;line-clamp:2;overflow:hidden}.sidebar-favorites__menu{position:relative;flex:none}.sidebar-favorites__menu-button{width:34px;height:34px;border:none;border-radius:10px;background:transparent;display:inline-flex;align-items:center;justify-content:center;cursor:pointer}.sidebar-favorites__menu-button:disabled{cursor:not-allowed;opacity:.5}.sidebar-favorites__menu-button img{width:18px;height:18px}.sidebar-favorites__menu-popover{position:absolute;right:0;top:calc(100% + 6px);min-width:170px;border:1px solid var(--color-border);border-radius:12px;background:var(--color-surface);box-shadow:var(--shadow-main);padding:6px;z-index:4}.sidebar-favorites__menu-action{width:100%;border:none;border-radius:8px;background:transparent;color:var(--color-text);text-align:left;padding:8px 10px;white-space:nowrap;cursor:pointer}.notebook-home{min-height:0;width:100%;display:flex;flex-direction:column;flex:1;gap:12px}.notebook-home__actions{display:flex;align-items:center;gap:10px;width:100%}.notebook-home__add-button{width:auto;flex:none;min-height:42px;border:none;border-radius:12px;background:transparent;color:var(--color-text);display:inline-flex;align-items:center;justify-content:flex-start;gap:12px;padding:10px 12px;cursor:pointer;font-size:1rem;font-weight:700;align-self:flex-start}.notebook-home__add-button img{width:24px;height:24px;flex:none}.notebook-home__icon-button{width:42px;height:42px;border:none;border-radius:12px;background:transparent;color:var(--color-text);display:inline-flex;align-items:center;justify-content:center;flex:none;margin-left:auto;cursor:pointer}.notebook-home__icon-button img{width:18px;height:18px}.notebook-home__icon-button--active{background:#df41411f}.notebook-home__icon-button:disabled{cursor:not-allowed;opacity:.55}.notebook-home__divider{width:100%;height:1px;flex:none;background:var(--color-border)}.notebook-home__content{min-height:0;flex:1;overflow-y:auto;scrollbar-width:none;-ms-overflow-style:none}.notebook-home__content::-webkit-scrollbar{width:0;height:0;display:none}.notebook-home__loader{min-height:100%;display:flex;align-items:center;justify-content:center;padding:12px}.notebook-home__spinner{width:34px;height:34px;border-radius:50%;border:3px solid var(--color-border);border-top-color:var(--color-accent);animation:sidebar-favorites-spin .9s linear infinite}.notebook-home__status-block{display:flex;flex-direction:column;gap:8px}.notebook-home__status{margin:0;color:var(--color-text-muted);font-size:.9rem}.notebook-home__status--error{color:#b91c1c}.notebook-home__retry{width:fit-content;border:1px solid var(--color-border);border-radius:10px;background:var(--color-surface-muted);color:var(--color-text);padding:6px 10px;cursor:pointer}.notebook-home__feedback{margin:0;padding:0;border:none;background:transparent;color:#1a8f4d;font-size:.92rem}.notebook-home__feedback-footer{display:flex;align-items:center;min-height:28px;padding-top:4px}.notebook-home__feedback-footer--success-animated{animation:notebook-status-success-fade 3s ease forwards}.notebook-home__notes-grid{margin:0;padding:0;list-style:none;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.notebook-note-card{position:relative;width:100%;aspect-ratio:1 / 1;border:1px solid var(--color-border);border-radius:16px;background:var(--color-surface);padding:14px;display:flex;flex-direction:column;align-items:flex-start;gap:10px;cursor:pointer;text-align:left}.notebook-note-card--selected{border-color:var(--color-accent)}.notebook-note-card__select-indicator{position:absolute;top:12px;right:12px;width:24px;height:24px;border-radius:50%;border:1px solid var(--color-border);background:var(--color-surface-muted);display:inline-flex;align-items:center;justify-content:center;pointer-events:none}.notebook-note-card__select-indicator--selected{border-color:var(--color-accent);background:var(--color-accent)}.notebook-note-card__select-indicator img{width:12px;height:12px;flex:none}.notebook-note-card__tag{display:block;color:var(--color-text-muted);font-size:.74rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.notebook-note-card__title{display:block;font-size:.98rem;font-weight:800;line-height:1.2;color:var(--color-text)}.notebook-note-card__excerpt{display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:5;line-clamp:5;overflow:hidden;overflow-wrap:anywhere;word-break:break-word;color:var(--color-text-muted);font-size:.82rem;line-height:1.35}@media(min-width:901px){.notebook-note-card__tag{font-size:.78rem}.notebook-note-card__title{font-size:1.04rem}.notebook-note-card__excerpt{font-size:.87rem}}.notebook-home__delete-error{margin:0}.notebook-home__delete-footer{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:4px}.notebook-home__delete-cancel,.notebook-home__delete-submit{width:auto}.notebook-home__delete-submit{margin-left:auto;display:inline-flex;align-items:center;gap:10px}.notebook-home__delete-submit-icon{width:18px;height:18px;flex:none;display:inline-flex;background-color:var(--color-accent);mask-image:url("data:image/svg+xml,%3csvg%20width='20'%20height='20'%20viewBox='0%200%2020%2020'%20fill='none'%20xmlns='http://www.w3.org/2000/svg'%3e%3cpath%20d='M17.5%203.33333H14.9166C14.7232%202.39284%2014.2115%201.54779%2013.4677%200.940598C12.7239%200.333408%2011.7935%200.0012121%2010.8333%200L9.16663%200C8.20646%200.0012121%207.27606%200.333408%206.53225%200.940598C5.78844%201.54779%205.27671%202.39284%205.08329%203.33333H2.49996C2.27895%203.33333%202.06698%203.42113%201.9107%203.57741C1.75442%203.73369%201.66663%203.94565%201.66663%204.16667C1.66663%204.38768%201.75442%204.59964%201.9107%204.75592C2.06698%204.9122%202.27895%205%202.49996%205H3.33329V15.8333C3.33462%2016.938%203.77403%2017.997%204.55514%2018.7782C5.33626%2019.5593%206.3953%2019.9987%207.49996%2020H12.5C13.6046%2019.9987%2014.6637%2019.5593%2015.4448%2018.7782C16.2259%2017.997%2016.6653%2016.938%2016.6666%2015.8333V5H17.5C17.721%205%2017.9329%204.9122%2018.0892%204.75592C18.2455%204.59964%2018.3333%204.38768%2018.3333%204.16667C18.3333%203.94565%2018.2455%203.73369%2018.0892%203.57741C17.9329%203.42113%2017.721%203.33333%2017.5%203.33333ZM9.16663%201.66667H10.8333C11.3502%201.6673%2011.8542%201.82781%2012.2763%202.1262C12.6984%202.42459%2013.0178%202.84624%2013.1908%203.33333H6.80913C6.98211%202.84624%207.30154%202.42459%207.72361%202.1262C8.14569%201.82781%208.64973%201.6673%209.16663%201.66667ZM15%2015.8333C15%2016.4964%2014.7366%2017.1323%2014.2677%2017.6011C13.7989%2018.0699%2013.163%2018.3333%2012.5%2018.3333H7.49996C6.83692%2018.3333%206.20103%2018.0699%205.73219%2017.6011C5.26335%2017.1323%204.99996%2016.4964%204.99996%2015.8333V5H15V15.8333Z'%20fill='%239F9F9F'/%3e%3cpath%20d='M8.33333%2014.9994C8.55435%2014.9994%208.76631%2014.9116%208.92259%2014.7553C9.07887%2014.5991%209.16666%2014.3871%209.16666%2014.1661V9.1661C9.16666%208.94508%209.07887%208.73312%208.92259%208.57684C8.76631%208.42056%208.55435%208.33276%208.33333%208.33276C8.11232%208.33276%207.90036%208.42056%207.74408%208.57684C7.5878%208.73312%207.5%208.94508%207.5%209.1661V14.1661C7.5%2014.3871%207.5878%2014.5991%207.74408%2014.7553C7.90036%2014.9116%208.11232%2014.9994%208.33333%2014.9994Z'%20fill='%239F9F9F'/%3e%3cpath%20d='M11.6665%2014.9994C11.8875%2014.9994%2012.0995%2014.9116%2012.2558%2014.7553C12.4121%2014.5991%2012.4999%2014.3871%2012.4999%2014.1661V9.1661C12.4999%208.94508%2012.4121%208.73312%2012.2558%208.57684C12.0995%208.42056%2011.8875%208.33276%2011.6665%208.33276C11.4455%208.33276%2011.2336%208.42056%2011.0773%208.57684C10.921%208.73312%2010.8332%208.94508%2010.8332%209.1661V14.1661C10.8332%2014.3871%2010.921%2014.5991%2011.0773%2014.7553C11.2336%2014.9116%2011.4455%2014.9994%2011.6665%2014.9994Z'%20fill='%239F9F9F'/%3e%3c/svg%3e");mask-repeat:no-repeat;mask-position:center;mask-size:contain;-webkit-mask-image:url("data:image/svg+xml,%3csvg%20width='20'%20height='20'%20viewBox='0%200%2020%2020'%20fill='none'%20xmlns='http://www.w3.org/2000/svg'%3e%3cpath%20d='M17.5%203.33333H14.9166C14.7232%202.39284%2014.2115%201.54779%2013.4677%200.940598C12.7239%200.333408%2011.7935%200.0012121%2010.8333%200L9.16663%200C8.20646%200.0012121%207.27606%200.333408%206.53225%200.940598C5.78844%201.54779%205.27671%202.39284%205.08329%203.33333H2.49996C2.27895%203.33333%202.06698%203.42113%201.9107%203.57741C1.75442%203.73369%201.66663%203.94565%201.66663%204.16667C1.66663%204.38768%201.75442%204.59964%201.9107%204.75592C2.06698%204.9122%202.27895%205%202.49996%205H3.33329V15.8333C3.33462%2016.938%203.77403%2017.997%204.55514%2018.7782C5.33626%2019.5593%206.3953%2019.9987%207.49996%2020H12.5C13.6046%2019.9987%2014.6637%2019.5593%2015.4448%2018.7782C16.2259%2017.997%2016.6653%2016.938%2016.6666%2015.8333V5H17.5C17.721%205%2017.9329%204.9122%2018.0892%204.75592C18.2455%204.59964%2018.3333%204.38768%2018.3333%204.16667C18.3333%203.94565%2018.2455%203.73369%2018.0892%203.57741C17.9329%203.42113%2017.721%203.33333%2017.5%203.33333ZM9.16663%201.66667H10.8333C11.3502%201.6673%2011.8542%201.82781%2012.2763%202.1262C12.6984%202.42459%2013.0178%202.84624%2013.1908%203.33333H6.80913C6.98211%202.84624%207.30154%202.42459%207.72361%202.1262C8.14569%201.82781%208.64973%201.6673%209.16663%201.66667ZM15%2015.8333C15%2016.4964%2014.7366%2017.1323%2014.2677%2017.6011C13.7989%2018.0699%2013.163%2018.3333%2012.5%2018.3333H7.49996C6.83692%2018.3333%206.20103%2018.0699%205.73219%2017.6011C5.26335%2017.1323%204.99996%2016.4964%204.99996%2015.8333V5H15V15.8333Z'%20fill='%239F9F9F'/%3e%3cpath%20d='M8.33333%2014.9994C8.55435%2014.9994%208.76631%2014.9116%208.92259%2014.7553C9.07887%2014.5991%209.16666%2014.3871%209.16666%2014.1661V9.1661C9.16666%208.94508%209.07887%208.73312%208.92259%208.57684C8.76631%208.42056%208.55435%208.33276%208.33333%208.33276C8.11232%208.33276%207.90036%208.42056%207.74408%208.57684C7.5878%208.73312%207.5%208.94508%207.5%209.1661V14.1661C7.5%2014.3871%207.5878%2014.5991%207.74408%2014.7553C7.90036%2014.9116%208.11232%2014.9994%208.33333%2014.9994Z'%20fill='%239F9F9F'/%3e%3cpath%20d='M11.6665%2014.9994C11.8875%2014.9994%2012.0995%2014.9116%2012.2558%2014.7553C12.4121%2014.5991%2012.4999%2014.3871%2012.4999%2014.1661V9.1661C12.4999%208.94508%2012.4121%208.73312%2012.2558%208.57684C12.0995%208.42056%2011.8875%208.33276%2011.6665%208.33276C11.4455%208.33276%2011.2336%208.42056%2011.0773%208.57684C10.921%208.73312%2010.8332%208.94508%2010.8332%209.1661V14.1661C10.8332%2014.3871%2010.921%2014.5991%2011.0773%2014.7553C11.2336%2014.9116%2011.4455%2014.9994%2011.6665%2014.9994Z'%20fill='%239F9F9F'/%3e%3c/svg%3e");-webkit-mask-repeat:no-repeat;-webkit-mask-position:center;-webkit-mask-size:contain}.notebook-home__delete-submit:disabled .notebook-home__delete-submit-icon{background-color:var(--color-text-muted)}.notebook-page__body{padding-top:0}.notebook-page__container{width:min(860px,100%);margin:72px auto 0;display:flex;flex-direction:column;flex:1;min-height:0}.tariffs-page{width:100%;min-height:0;overflow-y:auto;padding-bottom:28px;display:flex;flex-direction:column;gap:16px;scrollbar-width:none;-ms-overflow-style:none}.tariffs-page::-webkit-scrollbar{width:0;height:0;display:none}.tariffs-page__header{display:flex;align-items:center;justify-content:space-between;gap:12px}.tariffs-page__title{margin:0;font-size:1.7rem;line-height:1.2}.tariffs-page__loader{min-height:220px;display:flex;align-items:center;justify-content:center}.tariffs-page__status-block{display:flex;flex-direction:column;gap:10px;align-items:flex-start}.tariffs-page__retry{width:fit-content}.tariffs-page__empty{margin:0}.tariffs-page__grid{display:grid;grid-template-columns:minmax(0,1fr);gap:24px}.tariff-card{position:relative;min-width:0;width:100%;min-height:150px;display:flex;align-items:stretch;justify-content:space-between;gap:18px;padding:18px;border:1px solid var(--color-border);border-radius:8px;background:var(--color-surface)}.tariff-card__main{flex:1 1 auto;min-width:0;display:flex;flex-direction:column;gap:12px}.tariff-card__head{display:flex;align-items:flex-start;justify-content:space-between;gap:10px;min-width:0}.tariff-card__title{flex:1 1 auto;min-width:0;margin:0;color:var(--color-text);font-size:1.16rem;line-height:1.25;overflow-wrap:anywhere}.tariff-card__badges{flex:none;max-width:45%;display:flex;align-items:flex-start;justify-content:flex-end;flex-wrap:wrap;gap:6px}.tariff-card__badge{flex:none;max-width:100%;border-radius:999px;background:#df41411f;color:var(--color-accent);padding:4px 8px;font-size:.72rem;font-weight:700;line-height:1.15;text-align:center}.tariff-card__saving-badge{position:absolute;top:0;right:18px;transform:translateY(-50%);z-index:1;min-height:34px;border-radius:999px;background:#fff1f1;color:var(--color-accent);border:1px solid rgba(223,65,65,.28);padding:7px 13px;display:inline-flex;align-items:center;gap:7px;font-size:.88rem;font-weight:800;line-height:1.15;white-space:nowrap;box-shadow:0 8px 20px #df41411f}:root[data-theme=dark] .tariff-card__saving-badge{background:#df414124;border-color:#df41416b}.tariff-card__saving-badge img{width:17px;height:17px;display:block;flex:none;filter:invert(35%) sepia(70%) saturate(1584%) hue-rotate(334deg) brightness(91%) contrast(93%)}.tariff-card__description{margin:0;color:var(--color-text-muted);font-size:.92rem;line-height:1.45;overflow-wrap:anywhere}.tariff-card__meta{display:grid;grid-template-columns:minmax(0,max-content);gap:8px}.tariff-card__meta-item{min-width:0;padding:10px;border-radius:8px;background:var(--color-surface-muted);display:flex;flex-direction:column;gap:3px}.tariff-card__meta-item span{color:var(--color-text-muted);font-size:.78rem}.tariff-card__meta-item strong{color:var(--color-text);font-size:.98rem;line-height:1.25;overflow-wrap:anywhere}.tariff-card__footer{flex:0 0 auto;align-self:flex-end;display:flex;align-items:center;justify-content:flex-end;gap:12px;margin-top:auto}.tariff-card__price{flex:none;color:var(--color-text);font-size:1.35rem;line-height:1.2;white-space:nowrap}.tariff-card__buy-button{width:auto;min-width:126px;min-height:42px;border-radius:10px}.notebook-home__header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}.notebook-home__notes-grid{gap:12px}.notebook-view{width:100%;display:flex;flex-direction:column;gap:18px}.notebook-view--reading,.notebook-view--editing{flex:1;min-height:0}.notebook-view__header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;flex-wrap:wrap}.notebook-view__eyebrow{margin:0 0 8px;color:var(--color-accent);font-size:.82rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.notebook-view__title{margin:0;font-size:clamp(1.75rem,4vw,2.5rem);font-weight:700;line-height:1.1}.notebook-view__title-input{width:100%;border:none;background:transparent;padding:0;color:var(--color-text);font-family:inherit}.notebook-view__title-input::placeholder{color:var(--color-text-muted)}.notebook-view__title-input:focus{outline:none}.notebook-view__meta{margin:0;color:var(--color-text-muted);font-size:.92rem}.notebook-view__body,.notebook-form{border:1px solid var(--color-border);border-radius:24px;background:var(--color-surface);box-shadow:var(--shadow-main);padding:24px}.notebook-view__reading-layout{flex:1;min-height:0;display:flex;flex-direction:column;gap:20px}.notebook-view__footer{display:flex;align-items:center;gap:12px}.notebook-view__action-group{margin-left:auto;display:flex;align-items:center;justify-content:flex-end;gap:12px;flex-wrap:wrap}.notebook-view__body{flex:1;min-height:0;overflow-y:auto;scrollbar-width:none;-ms-overflow-style:none}.notebook-view__body::-webkit-scrollbar{width:0;height:0;display:none}.notebook-view__text{margin:0;white-space:pre-wrap;overflow-wrap:anywhere;word-break:break-word;color:var(--color-text);line-height:1.7;font-size:1rem}.notebook-view__textarea{width:100%;height:100%;min-height:100%;border:none;background:transparent;padding:0;resize:none;color:var(--color-text);font:inherit;line-height:1.7;font-size:1rem;scrollbar-width:none;-ms-overflow-style:none}.notebook-view__textarea::-webkit-scrollbar{width:0;height:0;display:none}.notebook-view__textarea::placeholder{color:var(--color-text-muted)}.notebook-view__textarea:focus{outline:none}.notebook-form{display:flex;flex-direction:column;gap:12px}.notebook-form--sheet{border:none;background:transparent;box-shadow:none;padding:0}.notebook-form__textarea{min-height:320px;resize:vertical}.notebook-form__actions{display:flex;align-items:center;justify-content:flex-end;gap:12px;flex-wrap:wrap}.notebook-view__action-button{width:auto;display:inline-flex;align-items:center;justify-content:center;flex:none}.notebook-view__text-action-button{gap:10px;padding:10px 14px;font-size:1rem;border-radius:999px}.notebook-view__text-action-button img{width:20px;height:20px;flex:none}.notebook-view__save-button{width:52px;height:52px;padding:0;border-radius:999px}.notebook-view__save-button img{width:24px;height:24px;flex:none}.notebook-view__status{margin:0;padding:0;border:none;background:transparent;flex:1 1 auto;font-size:.92rem}.notebook-view__status--neutral{color:var(--color-text-muted)}.notebook-view__status.status-message--success{color:#1a8f4d}@keyframes notebook-status-success-fade{0%{opacity:0}14%{opacity:1}78%{opacity:1}to{opacity:0}}.modal-backdrop{position:fixed;inset:0;background:var(--color-overlay);z-index:120;display:flex;align-items:center;justify-content:center;padding:18px}.modal-card{position:relative;width:min(520px,100%);border-radius:20px;border:1px solid var(--color-border);background:var(--color-surface);box-shadow:var(--shadow-main);padding:20px}.modal-card--drop-active{border-color:var(--color-accent)}.modal-title{margin:0 0 12px}.modal-close-button{position:absolute;top:12px;right:12px;width:40px;height:40px;border:none;border-radius:10px;background:transparent;display:inline-flex;align-items:center;justify-content:center;cursor:pointer}.modal-close-button img{width:24px;height:24px}@media(hover:hover)and (pointer:fine){.password-input__toggle:hover:not(:disabled){background:#0000000f}:root[data-theme=dark] .password-input__toggle:hover:not(:disabled){background:#ffffff1a}.button:hover:not(:disabled){transform:translateY(-1px)}.button--secondary:hover:not(:disabled){background:#f2f2f2}.auth-text-link:hover{text-decoration:underline}:root[data-theme=dark] .button--secondary:hover:not(:disabled){background:#232323}.menu-button:hover:not(:disabled){background:var(--color-surface-muted);border-color:var(--color-border)}.chat-message__action-button:hover:not(:disabled){opacity:1;background:#0000000d}:root[data-theme=dark] .chat-message__action-button:hover:not(:disabled){background:#ffffff1a}.sidebar-back-button:hover{background:var(--color-surface-muted)}.sidebar-item:hover{background:var(--color-surface-muted);border-color:var(--color-border)}.sidebar-favorites__item:hover{border-color:var(--color-border);background:var(--color-surface-muted)}.sidebar-favorites__menu-button:hover:not(:disabled){background:#0000000f}:root[data-theme=dark] .sidebar-favorites__menu-button:hover:not(:disabled){background:#ffffff1f}.sidebar-favorites__menu-action:hover:not(:disabled){background:var(--color-surface-muted)}.notebook-home__add-button:hover:not(:disabled),.notebook-home__icon-button:hover:not(:disabled),.notebook-note-card:hover{background:var(--color-surface-muted)}.modal-close-button:hover{background:var(--color-surface-muted)}.profile-modal__action:hover,.profile-modal__info-link:hover,.profile-modal__retry:hover{background:var(--color-surface)}}@media(hover:none),(pointer:coarse){.password-input__toggle:active:not(:disabled){background:#0000000f}:root[data-theme=dark] .password-input__toggle:active:not(:disabled){background:#ffffff1a}.button:active:not(:disabled){transform:translateY(-1px)}.button--secondary:active:not(:disabled){background:#f2f2f2}:root[data-theme=dark] .button--secondary:active:not(:disabled){background:#232323}.menu-button:active:not(:disabled){background:var(--color-surface-muted);border-color:var(--color-border)}.chat-message__action-button:active:not(:disabled){opacity:1;background:#0000000d}:root[data-theme=dark] .chat-message__action-button:active:not(:disabled){background:#ffffff1a}.sidebar-back-button:active{background:var(--color-surface-muted)}.sidebar-item:active{background:var(--color-surface-muted);border-color:var(--color-border)}.sidebar-favorites__item:active{border-color:var(--color-border);background:var(--color-surface-muted)}.sidebar-favorites__menu-button:active:not(:disabled){background:#0000000f}:root[data-theme=dark] .sidebar-favorites__menu-button:active:not(:disabled){background:#ffffff1f}.sidebar-favorites__menu-action:active:not(:disabled){background:var(--color-surface-muted)}.notebook-home__add-button:active:not(:disabled),.notebook-home__icon-button:active:not(:disabled),.notebook-note-card:active{background:var(--color-surface-muted)}.modal-close-button:active{background:var(--color-surface-muted)}.profile-modal__action:active,.profile-modal__info-link:active,.profile-modal__retry:active{background:var(--color-surface)}}.support-form{display:flex;flex-direction:column;gap:10px;text-align:center}.support-input,.support-textarea{background:var(--color-surface-muted)}.support-textarea{height:130px;min-height:130px;max-height:130px;resize:none}.support-counter{margin:-2px 0 0;text-align:right;font-size:.8rem;color:var(--color-text-muted)}.support-upload{display:flex;flex-direction:column;gap:6px}.support-upload__trigger{width:fit-content;min-width:220px;margin:2px auto 0}.support-upload__input{display:none}.support-upload__hint{margin:0;font-size:.82rem;color:var(--color-text-muted)}.support-dropzone{position:absolute;inset:0;z-index:3;display:flex;align-items:center;justify-content:center;padding:20px;border-radius:inherit;background:#fffffff0;border:2px dashed var(--color-accent)}:root[data-theme=dark] .support-dropzone{background:#1b1b1bf0}.support-dropzone__content{display:flex;flex-direction:column;align-items:center;gap:8px;text-align:center}.support-dropzone__title{margin:0;font-size:1.05rem;font-weight:700;color:var(--color-text)}.support-dropzone__text{margin:0;color:var(--color-text-muted);font-size:.9rem}.support-files{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:8px}.support-files__item{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:8px 10px;border-radius:10px;border:1px solid var(--color-border);background:var(--color-surface-muted)}.support-files__main{display:flex;align-items:center;gap:10px;min-width:0}.support-files__preview{width:36px;height:36px;border-radius:8px;object-fit:cover;border:1px solid var(--color-border);flex:none}.support-files__name{font-size:.86rem;color:var(--color-text);line-height:1.25;word-break:break-word}.support-files__remove{width:auto;min-width:84px;padding:8px 10px;flex:none}.support-actions{display:flex;flex-direction:column;gap:8px;margin-top:4px}.support-success{display:flex;flex-direction:column;gap:12px}.support-success__text{margin:0;color:var(--color-text-muted)}.profile-modal{width:min(520px,100%);max-height:min(720px,calc(100svh - 36px));overflow-y:auto;scrollbar-width:none;-ms-overflow-style:none}.profile-modal::-webkit-scrollbar{width:0;height:0;display:none}.profile-modal__content{display:flex;flex-direction:column;gap:16px}.profile-modal__title{padding-right:42px}.profile-modal__loader{min-height:96px;display:flex;align-items:center;justify-content:center}.profile-modal__status-block{display:flex;flex-direction:column;gap:8px}.profile-modal__retry{width:fit-content;border:1px solid var(--color-border);border-radius:10px;background:var(--color-surface-muted);color:var(--color-text);padding:6px 10px;cursor:pointer}.profile-modal__details{display:flex;align-items:center;gap:12px;min-width:0;padding:14px;border:1px solid var(--color-border);border-radius:14px;background:var(--color-surface)}.profile-modal__details-avatar{width:52px;height:52px;border-radius:50%;border:1px solid var(--color-border);background:var(--color-surface-muted);display:inline-flex;align-items:center;justify-content:center;flex:none}.profile-modal__details-avatar img{width:24px;height:24px;display:block}.profile-modal__details-main{min-width:0;display:flex;flex-direction:column;gap:2px}.profile-modal__details-name,.profile-modal__details-email{margin:0;overflow-wrap:anywhere;word-break:break-word}.profile-modal__details-name{color:var(--color-text);font-weight:700;line-height:1.25}.profile-modal__details-email{color:var(--color-text-muted);font-size:.9rem;line-height:1.35}.profile-modal__limits{display:flex;flex-direction:column;gap:8px;padding:14px;border:1px solid var(--color-border);border-radius:14px;background:var(--color-surface-muted)}.profile-modal__limits--loading{min-height:88px;align-items:center;justify-content:center}.profile-modal__limits--error{gap:8px}.profile-modal__limits-header{display:flex;align-items:center;justify-content:space-between;gap:10px;min-width:0}.profile-modal__limits-title{flex:1 1 auto;min-width:0;color:var(--color-text);font-weight:700}.profile-modal__limits-value{flex:0 1 auto;min-width:0;color:var(--color-text-muted);font-size:.88rem;text-align:right;overflow-wrap:anywhere}.profile-modal__limits-value-count{white-space:nowrap}.profile-modal__current-tariff{min-width:0;display:flex;flex-direction:column;gap:3px}.profile-modal__current-tariff-label,.profile-modal__current-tariff-date span{color:var(--color-text-muted);font-size:.84rem;line-height:1.3}.profile-modal__current-tariff-name{color:var(--color-text);font-size:1.04rem;line-height:1.25;overflow-wrap:anywhere}.profile-modal__current-tariff-date{display:flex;align-items:center;justify-content:space-between;gap:10px;min-width:0;padding-top:2px}.profile-modal__current-tariff-date strong{min-width:0;color:var(--color-text);font-size:.94rem;line-height:1.3;text-align:right;overflow-wrap:anywhere}.profile-modal__limits-bar{height:9px;border-radius:999px;overflow:hidden;background:var(--color-surface);border:1px solid var(--color-border)}.profile-modal__limits-fill{display:block;height:100%;border-radius:inherit;background:var(--color-accent);transition:width .24s ease}.profile-modal__limits-button{margin-top:6px;min-height:38px;border-radius:10px;padding:8px 10px}.profile-modal__promocode{display:flex;flex-direction:column;gap:8px}.profile-modal__promocode-field{width:100%;min-height:48px;display:flex;align-items:center;gap:8px;padding:4px;border:1px solid var(--color-border);border-radius:14px;background:var(--color-surface-muted);transition:border-color .2s ease}.profile-modal__promocode-field:focus-within{border-color:var(--color-accent)}.profile-modal__promocode-input{min-width:0;flex:1 1 auto;border:none;background:transparent;color:var(--color-text);padding:10px;outline:none}.profile-modal__promocode-input::placeholder{color:var(--color-text-muted)}.profile-modal__promocode-info{position:relative;flex:none;display:inline-flex;align-items:center;justify-content:center}.profile-modal__promocode-info-button{width:34px;height:34px;border:none;border-radius:10px;background:transparent;display:inline-flex;align-items:center;justify-content:center;cursor:pointer}.profile-modal__promocode-info-icon{width:20px;height:20px;display:block;background-color:#6f6f6f94;mask-image:url("data:image/svg+xml,%3csvg%20width='24'%20height='24'%20viewBox='0%200%2024%2024'%20fill='none'%20xmlns='http://www.w3.org/2000/svg'%3e%3cg%20clip-path='url(%23clip0_403_3173)'%3e%3cpath%20d='M12%200C9.62663%200%207.30655%200.703788%205.33316%202.02236C3.35977%203.34094%201.8217%205.21509%200.913451%207.4078C0.00519943%209.60051%20-0.232441%2012.0133%200.230582%2014.3411C0.693605%2016.6689%201.83649%2018.8071%203.51472%2020.4853C5.19295%2022.1635%207.33115%2023.3064%209.65892%2023.7694C11.9867%2024.2324%2014.3995%2023.9948%2016.5922%2023.0866C18.7849%2022.1783%2020.6591%2020.6402%2021.9776%2018.6668C23.2962%2016.6935%2024%2014.3734%2024%2012C23.9966%208.81846%2022.7312%205.76821%2020.4815%203.51852C18.2318%201.26883%2015.1815%200.00344108%2012%200V0ZM12%2022C10.0222%2022%208.08879%2021.4135%206.4443%2020.3147C4.79981%2019.2159%203.51809%2017.6541%202.76121%2015.8268C2.00433%2013.9996%201.8063%2011.9889%202.19215%2010.0491C2.578%208.10929%203.53041%206.32746%204.92894%204.92893C6.32746%203.53041%208.10929%202.578%2010.0491%202.19215C11.9889%201.8063%2013.9996%202.00433%2015.8268%202.7612C17.6541%203.51808%2019.2159%204.79981%2020.3147%206.4443C21.4135%208.08879%2022%2010.0222%2022%2012C21.9971%2014.6513%2020.9426%2017.1931%2019.0679%2019.0679C17.1931%2020.9426%2014.6513%2021.9971%2012%2022Z'%20fill='%23374957'/%3e%3cpath%20d='M11.9998%2010.0002H10.9998C10.7346%2010.0002%2010.4802%2010.1056%2010.2927%2010.2931C10.1052%2010.4807%209.99982%2010.735%209.99982%2011.0002C9.99982%2011.2655%2010.1052%2011.5198%2010.2927%2011.7074C10.4802%2011.8949%2010.7346%2012.0002%2010.9998%2012.0002H11.9998V18.0002C11.9998%2018.2655%2012.1052%2018.5198%2012.2927%2018.7074C12.4802%2018.8949%2012.7346%2019.0002%2012.9998%2019.0002C13.265%2019.0002%2013.5194%2018.8949%2013.7069%2018.7074C13.8945%2018.5198%2013.9998%2018.2655%2013.9998%2018.0002V12.0002C13.9998%2011.4698%2013.7891%2010.9611%2013.414%2010.586C13.039%2010.211%2012.5302%2010.0002%2011.9998%2010.0002Z'%20fill='%23374957'/%3e%3cpath%20d='M12%207.99963C12.8284%207.99963%2013.5%207.32806%2013.5%206.49963C13.5%205.67121%2012.8284%204.99963%2012%204.99963C11.1716%204.99963%2010.5%205.67121%2010.5%206.49963C10.5%207.32806%2011.1716%207.99963%2012%207.99963Z'%20fill='%23374957'/%3e%3c/g%3e%3cdefs%3e%3cclipPath%20id='clip0_403_3173'%3e%3crect%20width='24'%20height='24'%20fill='white'/%3e%3c/clipPath%3e%3c/defs%3e%3c/svg%3e");mask-repeat:no-repeat;mask-position:center;mask-size:contain;-webkit-mask-image:url("data:image/svg+xml,%3csvg%20width='24'%20height='24'%20viewBox='0%200%2024%2024'%20fill='none'%20xmlns='http://www.w3.org/2000/svg'%3e%3cg%20clip-path='url(%23clip0_403_3173)'%3e%3cpath%20d='M12%200C9.62663%200%207.30655%200.703788%205.33316%202.02236C3.35977%203.34094%201.8217%205.21509%200.913451%207.4078C0.00519943%209.60051%20-0.232441%2012.0133%200.230582%2014.3411C0.693605%2016.6689%201.83649%2018.8071%203.51472%2020.4853C5.19295%2022.1635%207.33115%2023.3064%209.65892%2023.7694C11.9867%2024.2324%2014.3995%2023.9948%2016.5922%2023.0866C18.7849%2022.1783%2020.6591%2020.6402%2021.9776%2018.6668C23.2962%2016.6935%2024%2014.3734%2024%2012C23.9966%208.81846%2022.7312%205.76821%2020.4815%203.51852C18.2318%201.26883%2015.1815%200.00344108%2012%200V0ZM12%2022C10.0222%2022%208.08879%2021.4135%206.4443%2020.3147C4.79981%2019.2159%203.51809%2017.6541%202.76121%2015.8268C2.00433%2013.9996%201.8063%2011.9889%202.19215%2010.0491C2.578%208.10929%203.53041%206.32746%204.92894%204.92893C6.32746%203.53041%208.10929%202.578%2010.0491%202.19215C11.9889%201.8063%2013.9996%202.00433%2015.8268%202.7612C17.6541%203.51808%2019.2159%204.79981%2020.3147%206.4443C21.4135%208.08879%2022%2010.0222%2022%2012C21.9971%2014.6513%2020.9426%2017.1931%2019.0679%2019.0679C17.1931%2020.9426%2014.6513%2021.9971%2012%2022Z'%20fill='%23374957'/%3e%3cpath%20d='M11.9998%2010.0002H10.9998C10.7346%2010.0002%2010.4802%2010.1056%2010.2927%2010.2931C10.1052%2010.4807%209.99982%2010.735%209.99982%2011.0002C9.99982%2011.2655%2010.1052%2011.5198%2010.2927%2011.7074C10.4802%2011.8949%2010.7346%2012.0002%2010.9998%2012.0002H11.9998V18.0002C11.9998%2018.2655%2012.1052%2018.5198%2012.2927%2018.7074C12.4802%2018.8949%2012.7346%2019.0002%2012.9998%2019.0002C13.265%2019.0002%2013.5194%2018.8949%2013.7069%2018.7074C13.8945%2018.5198%2013.9998%2018.2655%2013.9998%2018.0002V12.0002C13.9998%2011.4698%2013.7891%2010.9611%2013.414%2010.586C13.039%2010.211%2012.5302%2010.0002%2011.9998%2010.0002Z'%20fill='%23374957'/%3e%3cpath%20d='M12%207.99963C12.8284%207.99963%2013.5%207.32806%2013.5%206.49963C13.5%205.67121%2012.8284%204.99963%2012%204.99963C11.1716%204.99963%2010.5%205.67121%2010.5%206.49963C10.5%207.32806%2011.1716%207.99963%2012%207.99963Z'%20fill='%23374957'/%3e%3c/g%3e%3cdefs%3e%3cclipPath%20id='clip0_403_3173'%3e%3crect%20width='24'%20height='24'%20fill='white'/%3e%3c/clipPath%3e%3c/defs%3e%3c/svg%3e");-webkit-mask-repeat:no-repeat;-webkit-mask-position:center;-webkit-mask-size:contain}:root[data-theme=dark] .profile-modal__promocode-info-icon{background-color:#bdbdbd6b}.profile-modal__promocode-tooltip{position:absolute;right:50%;bottom:calc(100% + 10px);width:min(260px,72vw);transform:translate(50%,6px);visibility:hidden;opacity:0;pointer-events:none;z-index:3;border:1px solid var(--color-border);border-radius:10px;background:var(--color-surface);box-shadow:var(--shadow-main);color:var(--color-text);padding:9px 11px;font-size:.82rem;font-weight:600;line-height:1.35;text-align:left;transition:opacity .18s ease,transform .18s ease,visibility .18s ease}.profile-modal__promocode-tooltip:after{content:"";position:absolute;right:50%;bottom:-6px;width:10px;height:10px;transform:translate(50%) rotate(45deg);border-right:1px solid var(--color-border);border-bottom:1px solid var(--color-border);background:var(--color-surface)}.profile-modal__promocode-info:hover .profile-modal__promocode-tooltip,.profile-modal__promocode-info:focus-within .profile-modal__promocode-tooltip,.profile-modal__promocode-info--open .profile-modal__promocode-tooltip{visibility:visible;opacity:1;transform:translate(50%)}.profile-modal__promocode-button{min-width:112px;min-height:38px;flex:none;border:none;border-radius:10px;background:var(--color-accent);color:#fff;padding:8px 12px;font-weight:700;cursor:pointer;transition:transform .2s ease,opacity .2s ease}.profile-modal__promocode-button:disabled{cursor:not-allowed;opacity:.6}.profile-modal__promocode-status{margin:0}.profile-modal__promocode-status.status-message--success{color:#1a8f4d;border-color:transparent;background:transparent;padding:0}.profile-modal__actions{display:flex;flex-direction:column;gap:8px}.profile-modal__action,.profile-modal__info-link{width:100%;min-height:44px;border:1px solid var(--color-border);border-radius:12px;background:var(--color-surface-muted);color:var(--color-text);text-decoration:none;display:flex;align-items:center;gap:10px;padding:10px 12px;text-align:left;cursor:pointer}.profile-modal__action-label{min-width:0}.profile-modal__action-meta{margin-left:auto;color:var(--color-text-muted);font-size:.9rem}.profile-modal__action-angle{margin-left:auto;width:16px;height:16px;flex:none;transition:transform .2s ease}.profile-modal__action-angle--open{transform:scaleY(-1)}.profile-modal__info{display:flex;flex-direction:column}.profile-modal__info--open{gap:6px}.profile-modal__info-content{display:grid;grid-template-rows:0fr;transition:grid-template-rows .22s ease}.profile-modal__info-content--open{grid-template-rows:1fr}.profile-modal__info-items{min-height:0;overflow:hidden;display:flex;flex-direction:column;gap:6px;padding-left:12px}.profile-modal__info-link{background:transparent}.change-password-success-modal{width:min(460px,100%)}.change-password-success{display:flex;flex-direction:column;gap:12px;text-align:center}.change-password-success__text{margin:0;color:var(--color-text-muted)}.message-delete-confirm-modal{width:min(460px,100%)}.message-delete-confirm{display:flex;flex-direction:column;gap:12px;text-align:center}.message-delete-confirm__text{margin:0 0 10px;color:var(--color-text-muted)}.notebook-unsaved-confirm-modal{width:min(460px,100%)}.notebook-unsaved-confirm{display:flex;flex-direction:column;gap:12px;text-align:center}.notebook-unsaved-confirm__text{margin:0 0 10px;color:var(--color-text-muted)}.notebook-unsaved-confirm__actions{display:flex;flex-direction:column;gap:10px}@media(max-width:900px){.menu-button{width:44px;padding:0;gap:0}.menu-button--mobile-label{width:auto;padding:0 12px;gap:12px}.menu-button__label{display:none}.menu-button--mobile-label .menu-button__label{display:inline}.sidebar-backdrop{display:block;z-index:80}.sidebar{position:fixed;inset:0 auto 0 0;width:min(320px,86vw);transform:translate(-100%);transition:transform .24s ease;z-index:90;box-shadow:var(--shadow-main);touch-action:pan-y}.sidebar--open{width:min(320px,86vw);transform:translate(0);pointer-events:auto}.sidebar--closed{width:min(320px,86vw);transform:translate(-100%);border-right-color:var(--color-border)}.chat-main--sidebar-open{--chat-container-max-width: 940px}.sidebar-mobile-close{display:inline-flex}.notebook-home__notes-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.notebook-view__footer{flex-wrap:wrap}.profile-modal__limits-title{display:flex;flex-direction:column}.profile-modal__limits-value{display:flex;flex-direction:column;align-items:flex-end;gap:2px}}@media(max-width:680px){.auth-page{padding:14px}.auth-card{padding:20px}.password-reset-code{gap:6px}.password-reset-code__input{height:48px;font-size:1.1rem}.chat-header{height:calc(62px + env(safe-area-inset-top));padding:env(safe-area-inset-top) 12px 0}.chat-body{padding:4px 12px}.chat-footer{padding:10px 12px calc(10px + env(safe-area-inset-bottom))}.chat-form{border-radius:20px}.chat-input{min-height:52px;border-radius:26px}.notebook-page__container{margin-top:60px}.tariff-card{flex-direction:column;padding-top:24px}.tariff-card__badges{max-width:100%}.tariff-card__footer{flex:none;align-self:stretch;align-items:center;justify-content:space-between}.tariff-card__price{text-align:left}.tariff-card__buy-button{flex:none}.notebook-view__body,.notebook-form{padding:18px;border-radius:20px}}