@import"https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;500;700&display=swap";:root{--bg-primary: #0f1012;--bg-secondary: #191b22;--bg-tertiary: #1e2029;--bg-surface: #1e2029;--bg-hover: #262a38;--bg-input: #141526;--text-primary: #eaedf5;--text-secondary: #a0a8c0;--text-muted: #5a6080;--accent-primary: #D98324;--accent-secondary: #B86315;--accent-gradient: linear-gradient(135deg, #E89B3A 0%, #D98324 50%, #A85A12 100%);--accent-glow: rgba(217, 131, 36, .25);--border-color: rgba(100, 120, 200, .1);--border-light: rgba(100, 120, 200, .16);--success: #4ade80;--error: #f87171;--warning: #fbbf24;--sidebar-width: 260px;--font-family: "Roboto", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--transition-fast: .15s cubic-bezier(.4, 0, .2, 1);--transition-normal: .25s cubic-bezier(.4, 0, .2, 1);--transition-slow: .4s cubic-bezier(.4, 0, .2, 1);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px;--radius-full: 9999px;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .5);--shadow-md: 0 4px 12px rgba(0, 0, 0, .6);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .7);--shadow-glow: 0 0 20px var(--accent-glow);--sidebar-bg: #191A1B;--chat-border-top: rgba(212, 114, 42, .7);--chat-border-bottom: rgba(212, 114, 42, .25);--chat-focus-ring: rgba(212, 114, 42, .8);--chat-focus-glow: rgba(212, 114, 42, .2)}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%;width:100%;overflow:hidden}body{font-family:var(--font-family);background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.6}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#ffffff1f;border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:#fff3}::selection{background:var(--accent-primary);color:#fff}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInLeft{0%{opacity:0;transform:translate(-12px)}to{opacity:1;transform:translate(0)}}@keyframes pulse{0%,to{opacity:.4}50%{opacity:1}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.fade-in{animation:fadeIn var(--transition-slow) ease-out}.slide-in-left{animation:slideInLeft var(--transition-normal) ease-out}.theme-light{--bg-primary: #FAF4EC;--bg-secondary: #F4EBE0;--bg-tertiary: #EDE3D6;--bg-surface: #FDF9F4;--bg-hover: #F0E6D8;--bg-input: #FDF9F4;--text-primary: #1a1a1a;--text-secondary: #333333;--text-muted: #79797B;--accent-primary: #0d9488;--accent-secondary: #0f766e;--accent-gradient: linear-gradient(135deg, #2dd4bf 0%, #0d9488 50%, #0f766e 100%);--accent-glow: rgba(13, 148, 136, .25);--border-color: rgba(0, 0, 0, .1);--border-light: rgba(0, 0, 0, .16);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .08);--shadow-md: 0 4px 12px rgba(0, 0, 0, .1);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .12);--shadow-glow: 0 0 20px rgba(13, 148, 136, .18);--icon-border-color: rgba(13, 148, 136, .55);--sidebar-bg: #DDD0C2;--chat-border-top: rgba(212, 114, 42, .7);--chat-border-bottom: rgba(212, 114, 42, .25);--chat-focus-ring: rgba(212, 114, 42, .8);--chat-focus-glow: rgba(212, 114, 42, .16);font-weight:500}.theme-light svg{stroke-width:2.8}@media(max-width:767px){:root{--sidebar-width: 220px}}.sidebar{width:var(--sidebar-width);height:100%;display:flex;flex-direction:column;background:var(--sidebar-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-right:1px solid var(--border-color);transition:width var(--transition-normal);overflow:hidden}.sidebar--collapsed{width:56px}.sidebar__header{display:flex;align-items:center;gap:8px;padding:12px;border-bottom:1px solid var(--border-color)}.sidebar__toggle{display:flex;align-items:center;justify-content:center;width:32px;height:32px;background:none;border:none;color:var(--text-secondary);cursor:pointer;border-radius:var(--radius-sm);flex-shrink:0}.sidebar__toggle:hover{background:var(--bg-hover);color:var(--text-primary)}.sidebar__new-chat{display:flex;align-items:center;gap:8px;flex:1;padding:8px 12px;background:none;border:1px solid var(--border-light);border-radius:var(--radius-sm);color:var(--text-primary);font-size:13px;font-weight:500;cursor:pointer;font-family:var(--font-family)}.sidebar__new-chat:hover{background:var(--bg-hover);border-color:var(--text-muted)}.sidebar__conversations{flex:1;overflow-y:auto;padding:8px;display:flex;flex-direction:column;gap:2px}.sidebar__conversation{display:flex;align-items:center;gap:8px;padding:10px 12px;border-radius:var(--radius-sm);cursor:pointer;position:relative;width:100%;min-width:0;box-sizing:border-box}.sidebar__conversation:hover,.sidebar__conversation--active{background:var(--bg-hover)}.sidebar__conv-icon{flex-shrink:0;color:var(--text-muted)}.sidebar__conv-title{flex:1;min-width:0;font-size:13px;font-weight:700;color:var(--text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sidebar__conversation:has(.sidebar__conv-pin-indicator) .sidebar__conv-title{padding-right:24px}.sidebar__conversation:not(:has(.sidebar__conv-pin-indicator)):hover .sidebar__conv-title{padding-right:24px}.sidebar__conversation--active .sidebar__conv-title{color:var(--text-primary)}.sidebar__conv-actions{display:flex;align-items:center;gap:0;position:absolute;right:8px;top:50%;transform:translateY(-50%);white-space:nowrap}.sidebar__conv-rename-input{flex:1;min-width:0;font-size:13px;color:var(--text-primary);background:transparent;border:none;padding:0;outline:none;font-family:var(--font-family)}.sidebar__conv-pin{display:flex;align-items:center;justify-content:center;width:24px;height:24px;background:none;border:none;color:var(--text-muted);cursor:pointer;border-radius:var(--radius-sm);flex-shrink:0;opacity:0;visibility:hidden}.sidebar__conversation:hover .sidebar__conv-pin,.sidebar__conv-pin--active{opacity:1;visibility:visible}.sidebar__conv-pin:hover{color:var(--text-primary);background:var(--bg-hover)}.sidebar__conv-pin--active{color:#f59e0b}.sidebar__conv-pin--active:hover{background:#f59e0b1f}.sidebar__conv-pin-indicator{display:flex;align-items:center;justify-content:center;width:24px;height:24px;color:#f59e0b;flex-shrink:0}.sidebar__conversation:hover .sidebar__conv-pin-indicator{display:none}.sidebar__conv-menu-wrapper{position:relative}.sidebar__conv-menu-btn{display:none;align-items:center;justify-content:center;width:24px;height:24px;background:none;border:none;color:var(--text-muted);cursor:pointer;border-radius:var(--radius-sm);flex-shrink:0}.sidebar__conversation:hover .sidebar__conv-menu-btn{display:flex}.sidebar__conv-menu-btn:hover{color:var(--text-primary);background:var(--bg-hover)}.sidebar__conv-menu{position:absolute;top:100%;right:0;margin-top:4px;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-sm);box-shadow:var(--shadow-md);min-width:156px;z-index:1000;overflow:hidden;display:flex;flex-direction:column;padding:4px;gap:2px}.sidebar__conv-menu-item{display:flex;align-items:center;gap:12px;width:100%;padding:8px 12px;background:none;border:none;border-radius:var(--radius-sm);color:var(--text-secondary);text-align:left;font-size:13px;font-weight:700;cursor:pointer;font-family:var(--font-family)}.sidebar__conv-menu-item:hover{background:var(--bg-hover);color:var(--text-primary)}.sidebar__conv-menu-item--danger{color:var(--error)}.sidebar__conv-menu-item--danger:hover{background:#f871711a;color:var(--error)}.sidebar__debug-launcher{padding:0 12px 6px}.sidebar__debug-launcher--collapsed{padding:0 8px 4px;display:flex;justify-content:center;margin-top:10px}.sidebar__footer{padding:12px;border-top:1px solid var(--border-color)}.sidebar__settings-btn{display:flex;align-items:center;gap:8px;width:100%;padding:8px 12px;background:none;border:1px solid var(--border-light);border-radius:var(--radius-sm);color:var(--text-secondary);font-size:13px;font-weight:500;cursor:pointer;font-family:var(--font-family);transition:background var(--transition-fast),color var(--transition-fast)}.sidebar__settings-btn:hover{background:var(--bg-hover);color:var(--text-primary)}.sidebar__signout-btn{margin-top:6px}.sidebar__signout-btn:hover{color:var(--error, #ef4444)!important}.sidebar__footer--collapsed{padding:8px;border-top:1px solid var(--border-color);display:flex;justify-content:center;margin-top:auto}.sidebar__settings-btn--icon-only{display:flex;align-items:center;justify-content:center;width:32px;height:32px;padding:0;background:none;border:none;color:var(--text-secondary);cursor:pointer;border-radius:var(--radius-sm);transition:background var(--transition-fast),color var(--transition-fast)}.sidebar__settings-btn--icon-only:hover{background:var(--bg-hover);color:var(--text-primary)}@media(max-width:767px){.sidebar{position:fixed;top:0;left:0;z-index:100;height:100vh;height:100dvh;box-shadow:var(--shadow-lg);transition:transform var(--transition-normal);will-change:transform}.sidebar--collapsed{width:var(--sidebar-width);transform:translate(-100%);box-shadow:none;border-right:none}}.theme-light .sidebar__conv-title{color:#3d2b1a;font-weight:800}.theme-light .sidebar{--bg-secondary: rgba(0, 0, 0, .06);--bg-hover: rgba(0, 0, 0, .1);--bg-input: rgba(0, 0, 0, .06);--border-color: rgba(61, 43, 26, .25);--border-light: rgba(61, 43, 26, .35);--text-primary: #3D2B1A;--text-secondary: #3D2B1A;--text-muted: #6B4F35;font-weight:800;border-right:2px solid rgba(61,43,26,.25)}.theme-light .sidebar__header{border-bottom:2px solid rgba(61,43,26,.25)}.theme-light .sidebar__footer,.theme-light .sidebar__footer--collapsed{border-top:2px solid rgba(61,43,26,.25)}.theme-light .sidebar__new-chat{border:2px solid rgba(61,43,26,.4);color:#3d2b1a;font-weight:800}.theme-light .sidebar__new-chat svg{color:#3d2b1a;stroke-width:3}.theme-light .sidebar__settings-btn{border:2px solid rgba(61,43,26,.4);color:#3d2b1a;font-weight:800}.theme-light .sidebar__settings-btn svg{color:#3d2b1a;stroke-width:3}.theme-light .sidebar svg{color:#3d2b1a}.theme-light .sidebar__conv-icon{color:#3d2b1a}.theme-light .sidebar__toggle{border:2px solid rgba(61,43,26,.4);color:#3d2b1a}.theme-light .sidebar__toggle:hover{border-color:#3d2b1a}.theme-light .sidebar__conv-pin{border:2px solid rgba(61,43,26,.4);color:#3d2b1a}.theme-light .sidebar__conv-pin:hover{border-color:#3d2b1a}.theme-light .sidebar__conv-menu{background:#f5ede3;border-color:#3d2b1a40}.theme-light .sidebar__conv-menu-btn{border:2px solid rgba(61,43,26,.4);color:#3d2b1a}.theme-light .sidebar__conv-menu-btn:hover{border-color:#3d2b1a}.theme-light .sidebar__settings-btn--icon-only{border:2px solid rgba(61,43,26,.4);color:#3d2b1a}.theme-light .sidebar__settings-btn--icon-only:hover{border-color:#3d2b1a}.sidebar__conversations--menu-open{overflow-y:hidden;padding-right:calc(8px + var(--scrollbar-width, 0px))}.sidebar__conversation--menu-open{z-index:50}html:not(.theme-light) .sidebar{border-right:2px solid rgba(255,255,255,.2)}html:not(.theme-light) .sidebar__header{border-bottom:2px solid rgba(255,255,255,.2)}html:not(.theme-light) .sidebar__footer,html:not(.theme-light) .sidebar__footer--collapsed{border-top:2px solid rgba(255,255,255,.2)}html:not(.theme-light) .sidebar__toggle{border:2px solid rgba(255,255,255,.3);color:#fff}html:not(.theme-light) .sidebar__new-chat{border:2px solid rgba(255,255,255,.3);color:#fff;font-weight:700}html:not(.theme-light) .sidebar__new-chat svg{color:#fff}html:not(.theme-light) .sidebar__conv-title{color:#fff;font-weight:700}html:not(.theme-light) .sidebar__conv-icon{color:#ffffffb3}html:not(.theme-light) .sidebar__conv-menu{background:#2a2a2a;border-color:#fff3}html:not(.theme-light) .sidebar__conv-menu-btn{border:2px solid rgba(255,255,255,.3);color:#fff}html:not(.theme-light) .sidebar__settings-btn{border:2px solid rgba(255,255,255,.3);color:#fff;font-weight:700}html:not(.theme-light) .sidebar__settings-btn svg{color:#fff}html:not(.theme-light) .sidebar__settings-btn--icon-only{border:2px solid rgba(255,255,255,.3);color:#fff}.settings-modal__overlay{position:fixed;inset:0;background:#0009;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:9999}.settings-modal__container{background:var(--bg-secondary);border:1px solid var(--border-light);border-radius:var(--radius-lg);width:90%;max-width:680px;max-height:88vh;display:flex;flex-direction:column;box-shadow:var(--shadow-lg);overflow:hidden}.settings-modal__header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border-color);flex-shrink:0}.settings-modal__title{font-size:16px;font-weight:600;color:var(--text-primary);margin:0}.settings-modal__close{display:flex;align-items:center;justify-content:center;width:28px;height:28px;background:none;border:none;color:var(--text-muted);cursor:pointer;border-radius:var(--radius-sm);transition:background var(--transition-fast),color var(--transition-fast)}.settings-modal__close:hover{background:var(--bg-hover);color:var(--text-primary)}.settings-modal__body{display:flex;flex:1;min-height:0;overflow:hidden}.settings-modal__nav{display:flex;flex-direction:column;width:152px;flex-shrink:0;border-right:1px solid var(--border-color);padding:12px 8px;gap:2px;overflow-y:auto}.settings-modal__nav-item{display:block;width:100%;text-align:left;padding:8px 12px;background:none;border:none;border-radius:var(--radius-sm);font-size:13px;font-weight:500;font-family:var(--font-family);color:var(--text-secondary);cursor:pointer;transition:background var(--transition-fast),color var(--transition-fast)}.settings-modal__nav-item:hover{background:var(--bg-hover);color:var(--text-primary)}.settings-modal__nav-item--active{background:var(--bg-hover);color:var(--text-primary);font-weight:600}.settings-modal__panel{flex:1;padding:24px;overflow-y:auto;min-width:0}.settings-modal__section{display:flex;flex-direction:column;gap:10px}.settings-modal__label{font-size:13px;font-weight:600;color:var(--text-primary);text-transform:uppercase;letter-spacing:.5px}.settings-modal__sublabel{font-size:11px;color:var(--text-muted);margin-top:-4px}.settings-modal__helptext{margin:0;font-size:12px;line-height:1.5;color:var(--text-secondary)}.settings-modal__label-row{display:flex;align-items:center;justify-content:space-between}.settings-modal__profile-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.settings-modal__field{display:flex;flex-direction:column;gap:6px}.settings-modal__field-label{font-size:11px;font-weight:600;letter-spacing:.3px;color:var(--text-secondary);text-transform:uppercase}.settings-modal__text-input{width:100%;padding:10px 12px;background:var(--bg-input);border:1px solid var(--border-light);border-radius:var(--radius-sm);color:var(--text-primary);font-size:13px;font-family:var(--font-family);outline:none;transition:border-color var(--transition-fast);box-sizing:border-box}.settings-modal__text-input:focus{border-color:var(--accent-primary)}.settings-modal__input-group{display:flex;align-items:center;gap:12px}.settings-modal__number-input{width:80px;padding:8px 12px;background:var(--bg-input);border:1px solid var(--border-light);border-radius:var(--radius-sm);color:var(--text-primary);font-size:13px;font-family:var(--font-family);outline:none;transition:border-color var(--transition-fast);appearance:textfield;-moz-appearance:textfield}.settings-modal__number-input::-webkit-inner-spin-button,.settings-modal__number-input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}.settings-modal__number-input:focus{border-color:var(--accent-primary)}.settings-modal__input-hint{font-size:11px;color:var(--text-muted)}.settings-modal__section--danger{display:flex;flex-direction:column;gap:8px;padding:12px;border:1px solid rgba(248,113,113,.35);border-radius:var(--radius-sm);background:#f871710f}.settings-modal__danger-confirm{display:flex;flex-direction:column;gap:10px}.settings-modal__danger-text{margin:0;font-size:12px;line-height:1.45;color:var(--text-secondary)}.settings-modal__danger-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.settings-modal__danger-button,.settings-modal__secondary-button{padding:8px 12px;border-radius:var(--radius-sm);font-size:12px;font-weight:600;cursor:pointer;font-family:var(--font-family);transition:background var(--transition-fast),border-color var(--transition-fast),color var(--transition-fast),opacity var(--transition-fast)}.settings-modal__danger-button{background:#f8717129;border:1px solid rgba(248,113,113,.5);color:#f87171}.settings-modal__danger-button:hover:not(:disabled){background:#f871713d;border-color:#f87171b3}.settings-modal__secondary-button{background:var(--bg-input);border:1px solid var(--border-light);color:var(--text-secondary)}.settings-modal__secondary-button:hover:not(:disabled){background:var(--bg-hover);color:var(--text-primary);border-color:var(--border-color)}.settings-modal__danger-button:disabled,.settings-modal__secondary-button:disabled{opacity:.6;cursor:not-allowed}.settings-modal__danger-error{font-size:12px;color:#f87171;margin-top:2px}.settings-modal__books-actions{display:flex;align-items:center;gap:8px}.settings-modal__books-action{padding:4px 8px;background:var(--bg-input);border:1px solid var(--border-light);border-radius:var(--radius-sm);color:var(--text-secondary);font-size:11px;font-weight:500;cursor:pointer;transition:border-color var(--transition-fast),color var(--transition-fast),background var(--transition-fast)}.settings-modal__books-action:hover:not(:disabled){border-color:var(--accent-primary);color:var(--accent-primary)}.settings-modal__books-action:disabled{opacity:.5;cursor:not-allowed}.settings-modal__books-status{font-size:12px;color:var(--text-muted);padding:8px 10px;background:var(--bg-input);border:1px solid var(--border-light);border-radius:var(--radius-sm)}.settings-modal__books-status--error{color:#e05d5d;border-color:#e05d5d66;background:#e05d5d14}.settings-modal__books-list{display:flex;flex-direction:column;gap:6px;padding:10px;background:var(--bg-input);border:1px solid var(--border-light);border-radius:var(--radius-sm)}.settings-modal__book-option{position:relative;display:grid;grid-template-columns:auto auto minmax(0,1fr);align-items:start;column-gap:10px;padding:8px 10px;border:1px solid transparent;border-radius:var(--radius-sm);color:var(--text-secondary);cursor:pointer;transition:background var(--transition-fast),color var(--transition-fast),border-color var(--transition-fast)}.settings-modal__book-option:hover{background:var(--bg-hover);color:var(--text-primary);border-color:var(--border-color)}.settings-modal__book-option--selected{background:#d9832417;border-color:#d9832447;color:var(--text-primary)}.settings-modal__book-checkbox{position:absolute;opacity:0;width:1px;height:1px;pointer-events:none}.settings-modal__book-checkbox-ui{display:flex;align-items:center;justify-content:center;width:18px;height:18px;margin-top:2px;border-radius:6px;border:1.5px solid var(--border-light);background:linear-gradient(180deg,var(--bg-secondary) 0%,var(--bg-input) 100%);color:#fff;box-shadow:inset 0 1px #ffffff0d;transition:background var(--transition-fast),border-color var(--transition-fast),transform var(--transition-fast)}.settings-modal__book-checkmark{opacity:0;transform:scale(.75);transition:opacity var(--transition-fast),transform var(--transition-fast)}.settings-modal__book-checkbox:checked+.settings-modal__book-checkbox-ui{background:linear-gradient(135deg,#de903d,#c17019);border-color:#c17019;box-shadow:0 0 0 3px #d983242e}.settings-modal__book-checkbox:checked+.settings-modal__book-checkbox-ui .settings-modal__book-checkmark{opacity:1;transform:scale(1)}.settings-modal__book-checkbox:focus-visible+.settings-modal__book-checkbox-ui{outline:2px solid rgba(217,131,36,.45);outline-offset:2px}.settings-modal__book-option:hover .settings-modal__book-checkbox-ui{border-color:#d9832466}.settings-modal__book-label{min-width:0;font-size:12px;font-weight:500;line-height:1.4;word-break:normal;overflow-wrap:anywhere}.settings-modal__theme-options{display:flex;gap:12px}.settings-modal__theme-card{flex:1;display:flex;flex-direction:column;align-items:center;gap:10px;padding:20px 16px;background:var(--bg-input);border:2px solid var(--border-light);border-radius:var(--radius-md);color:var(--text-secondary);cursor:pointer;font-family:var(--font-family);transition:border-color var(--transition-fast),color var(--transition-fast),background var(--transition-fast)}.settings-modal__theme-card:hover{background:var(--bg-hover);border-color:var(--text-muted);color:var(--text-primary)}.settings-modal__theme-card--active{border-color:var(--accent-primary);color:var(--accent-primary);background:#d9832414}.settings-modal__theme-card--active:hover{border-color:var(--accent-primary);color:var(--accent-primary)}.settings-modal__theme-icon{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:var(--radius-sm);background:var(--bg-tertiary)}.settings-modal__theme-card--active .settings-modal__theme-icon{background:#d9832426}.settings-modal__theme-label{font-size:13px;font-weight:500}.theme-light .settings-modal__number-input:focus,.theme-light .settings-modal__text-input:focus{border-color:#d4722a}.theme-light .settings-modal__close{border:2px solid var(--icon-border-color);color:#d4722a}.theme-light .settings-modal__close:hover{border-color:#d4722acc}.theme-light .settings-modal__theme-card--active{border-color:#d4722a;color:#d4722a;background:#d4722a14}.theme-light .settings-modal__theme-card--active:hover{border-color:#d4722a;color:#d4722a}.theme-light .settings-modal__theme-card--active .settings-modal__theme-icon{background:#d4722a26}.theme-light .settings-modal__book-option--selected{background:#d4722a17;border-color:#d4722a47}.theme-light .settings-modal__book-checkbox:checked+.settings-modal__book-checkbox-ui{background:linear-gradient(135deg,#e8a055,#d4722a);border-color:#d4722a;box-shadow:0 0 0 3px #d4722a2e}.theme-light .settings-modal__book-option:hover .settings-modal__book-checkbox-ui{border-color:#d4722a66}.theme-light .settings-modal__books-action:hover:not(:disabled){border-color:#d4722a;color:#d4722a}.theme-light .settings-modal__nav-item--active{color:#d4722a}@media(max-width:767px){.settings-modal__container{width:98%;max-height:92vh}.settings-modal__body{flex-direction:column}.settings-modal__nav{width:100%;flex-direction:row;flex-wrap:wrap;border-right:none;border-bottom:1px solid var(--border-color);padding:8px;gap:4px}.settings-modal__nav-item{flex:1;min-width:fit-content;text-align:center;padding:6px 10px;font-size:12px}.settings-modal__panel{padding:16px}.settings-modal__profile-grid{grid-template-columns:1fr}.settings-modal__theme-options{flex-direction:column}}.message{display:flex;gap:16px;padding:20px 0;max-width:780px;margin:0 auto;width:100%}.message__avatar{width:72px;height:72px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:2px;overflow:hidden}.message__avatar--user{background:var(--accent-gradient);color:#fff}.message__avatar-initials{font-size:2rem;font-weight:700;letter-spacing:.04em;line-height:1;text-transform:uppercase}.message__avatar--assistant{background:transparent;border:none;color:var(--accent-primary)}.message__avatar-image{width:100%;height:100%;object-fit:cover}.message__avatar-image-stack{position:relative;width:100%;height:100%}.message__avatar-image-layer{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .12s linear;will-change:opacity}.message__avatar-image-layer.is-active{opacity:1;visibility:visible}.message__content{flex:1;min-width:0}.message__role{font-size:13px;font-weight:600;color:var(--text-primary);margin-bottom:4px}.message__runtime{margin-left:10px;font-size:13px;font-weight:500;color:var(--text-secondary)}.message__text{font-size:15px;line-height:1.7;color:var(--text-primary);text-align:justify}.message__text p{margin:0 0 12px}.message__text p:last-child{margin-bottom:0}.user-message-wrapper{display:flex;align-items:flex-start;gap:12px;position:relative}.user-message-wrapper p{flex:1;margin:0}.copy-question-btn{flex-shrink:0;background:transparent;border:none;color:var(--text-secondary);cursor:pointer;padding:4px;border-radius:4px;display:none;align-items:center;justify-content:center;transition:color .2s ease,background-color .2s ease;margin-top:2px}.message--user:hover .copy-question-btn{display:flex}.copy-question-btn:hover{color:var(--accent-primary);background-color:#7c5cfc14}.copy-question-btn:active{background-color:#7c5cfc26}.message__text h1,.message__text h2,.message__text h3{margin:16px 0 8px;font-weight:600}.message__text h1{font-size:20px}.message__text h2{font-size:17px}.message__text h3{font-size:15px}.message__text ul,.message__text ol{margin:8px 0;padding-left:24px}.message__text li{margin:4px 0}.message__text code{background:var(--bg-surface);border:1px solid var(--border-color);border-radius:4px;padding:1px 6px;font-size:13px;font-family:SF Mono,Fira Code,monospace}.message__text pre{background:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-sm);padding:14px 16px;margin:12px 0;overflow-x:auto}.message__text pre code{background:none;border:none;padding:0;font-size:13px}.message__text blockquote{border-left:3px solid var(--accent-primary);padding:8px 16px;margin:12px 0;color:var(--text-secondary);background:#7c5cfc0d;border-radius:0 var(--radius-sm) var(--radius-sm) 0}.message__text a{color:var(--accent-primary);text-decoration:none}.message__text a:hover{text-decoration:underline}.message__text strong{font-weight:600;color:var(--text-primary)}.message__typing{display:flex;gap:4px;padding:8px 0}.typing-dot{width:7px;height:7px;background:var(--text-muted);border-radius:50%;animation:pulse 1.4s ease-in-out infinite}.typing-dot:nth-child(2){animation-delay:.2s}.typing-dot:nth-child(3){animation-delay:.4s}.message__status{display:flex;align-items:center;gap:8px;padding:6px 0}.message__status-text{font-size:13px;color:var(--text-secondary);background:linear-gradient(90deg,var(--text-secondary) 0%,var(--accent-primary) 50%,var(--text-secondary) 100%);background-size:200% 100%;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:shimmer 2s ease-in-out infinite}.thinking-block{margin-bottom:12px;border:1px solid var(--border-light);border-radius:var(--radius-sm);background:#7c5cfc0a;overflow:hidden}.thinking-block:hover{border-color:#7c5cfc40}.thinking-block[open]{border-color:#7c5cfc33}.thinking-summary{display:flex;align-items:center;gap:8px;padding:10px 14px;cursor:pointer;font-size:13px;font-weight:500;color:var(--text-secondary);-webkit-user-select:none;user-select:none;list-style:none}.thinking-summary::-webkit-details-marker{display:none}.thinking-summary:before{content:"▶";font-size:9px;color:var(--text-muted);flex-shrink:0}.thinking-block[open] .thinking-summary:before{transform:rotate(90deg)}.thinking-summary:hover{color:var(--text-primary);background:#7c5cfc0f}.thinking-icon{color:var(--accent-primary);flex-shrink:0;opacity:.8}.thinking-ellipsis{font-family:SF Mono,Fira Code,monospace;color:var(--accent-primary);min-width:18px;display:inline-block;letter-spacing:1px;animation:ellipsisPulse 1.2s ease-in-out infinite}@keyframes ellipsisPulse{0%,to{opacity:.5}50%{opacity:1}}.thinking-content{padding:0 14px 14px;font-size:13px;line-height:1.6;color:var(--text-secondary);text-align:justify;border-top:1px solid var(--border-color);animation:thinkingReveal var(--transition-normal) ease-out}@keyframes thinkingReveal{0%{opacity:0;max-height:0}to{opacity:1;max-height:2000px}}.thinking-content p{margin:8px 0}.thinking-content p:first-child{margin-top:10px}.thinking-content p:last-child{margin-bottom:0}.thinking-content code{background:var(--bg-surface);border:1px solid var(--border-color);border-radius:4px;padding:1px 5px;font-size:12px;font-family:SF Mono,Fira Code,monospace}.thinking-content pre{background:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-sm);padding:10px 12px;margin:8px 0;overflow-x:auto}.thinking-content pre code{background:none;border:none;padding:0}.references-section{margin-top:20px;border-top:1px solid var(--border-light);padding-top:16px;display:flex;flex-direction:column;gap:16px}.reference-item{background:var(--bg-surface);border:1px solid var(--border-light);border-radius:var(--radius-sm);padding:14px 16px}.reference-item:hover{border-color:#7c5cfc40;box-shadow:0 2px 8px #7c5cfc0f}.reference-header{margin-bottom:10px}.reference-number{font-size:13px;font-weight:600;color:var(--text-primary);letter-spacing:.01em}.reference-body{display:flex;flex-direction:column;gap:6px}.reference-field{font-size:14px;line-height:1.6;color:var(--text-primary)}.reference-label{font-weight:600;color:var(--text-primary)}.reference-link{color:var(--accent-primary);text-decoration:none;word-break:break-all}.reference-link:hover{text-decoration:underline;color:var(--accent-hover)}.reference-value{color:var(--text-secondary);word-break:break-all}.reference-excerpt{color:var(--text-secondary)}.reference-excerpt-details{display:inline-block;width:100%;margin-top:2px}.reference-excerpt-summary{cursor:pointer;color:var(--text-secondary);line-height:1.6;word-break:break-word;-webkit-user-select:none;user-select:none}.reference-excerpt-summary::marker{color:var(--accent-primary)}.reference-excerpt-details[open] .reference-excerpt-summary{color:var(--text-primary);margin-bottom:6px}.reference-excerpt-summary .reference-link,.reference-excerpt-summary .reference-value{word-break:break-all}.reference-excerpt-full{color:var(--text-secondary);line-height:1.6;white-space:pre-wrap;word-break:break-word}.message-actions-row{margin-top:16px;display:flex;flex-direction:row;align-items:center;gap:10px;flex-wrap:wrap}.message-actions-row--centered{justify-content:center}.message-actions-row--space-between{justify-content:space-between;position:relative}.message-actions-row__right{display:flex;align-items:center;gap:10px;position:absolute;left:50%;transform:translate(-50%)}.more-references-btn{background:var(--accent-gradient);color:#fff;border:none;border-radius:var(--radius-sm);padding:8px 14px;font-size:13px;font-weight:600;cursor:pointer;box-shadow:0 0 0 1px #d983244d;transition:transform .15s ease,box-shadow .15s ease,opacity .15s ease}.more-references-btn:hover{transform:translateY(-1px);box-shadow:0 2px 12px #d9832440}.more-references-btn:active{transform:translateY(0);opacity:.9}.additional-references-toggle{background:linear-gradient(135deg,#1a73e8,#0d47a1);color:#fff;border:none;border-radius:var(--radius-sm);padding:8px 14px;font-size:13px;font-weight:600;cursor:pointer;box-shadow:0 2px 8px #1a73e859;transition:transform .15s ease,box-shadow .15s ease,opacity .15s ease}.additional-references-toggle:hover{transform:translateY(-1px);box-shadow:0 4px 14px #1a73e873}.additional-references-toggle:active{transform:translateY(0);opacity:.9}.save-toast{margin-top:8px;padding:9px 16px;border-radius:var(--radius-sm);font-size:13px;font-weight:600;display:inline-block;animation:toast-fadein .2s ease}.save-toast--saving{background:#1a73e81a;color:#1a73e8;border:1px solid rgba(26,115,232,.3)}.save-toast--success{background:#22c55e1a;color:#16a34a;border:1px solid rgba(34,197,94,.35)}.save-toast--error{background:#ef44441a;color:#dc2626;border:1px solid rgba(239,68,68,.3)}@keyframes toast-fadein{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}.coverage-section{margin-top:16px;display:flex;flex-direction:column;gap:12px}.coverage-analyze-btn{align-self:flex-start;background:var(--accent-gradient);color:#fff;border:none;border-radius:var(--radius-sm);padding:8px 14px;font-size:13px;font-weight:600;cursor:pointer;box-shadow:0 0 0 1px #d983244d;transition:transform .15s ease,opacity .2s ease}.coverage-analyze-btn:hover:not(:disabled){transform:translateY(-1px)}.coverage-analyze-btn:disabled{opacity:.75;cursor:wait}.coverage-error{color:var(--error);background:#f8717114;border:1px solid rgba(248,113,113,.2);border-radius:var(--radius-sm);padding:10px 12px;font-size:13px;line-height:1.5}.coverage-panel{background:var(--bg-surface);border:1px solid var(--border-light);border-radius:var(--radius-md);padding:12px;display:flex;flex-direction:column;gap:12px}.coverage-panel__headline{font-size:13px;font-weight:700;color:var(--text-primary);letter-spacing:.02em;text-transform:uppercase}.coverage-summary-row{display:flex;justify-content:space-between;align-items:center;padding:8px 10px;background:var(--bg-hover);border-radius:var(--radius-sm);font-size:13px;color:var(--text-secondary)}.coverage-summary-row strong{font-size:14px;color:var(--text-primary)}.coverage-block{display:flex;flex-direction:column;gap:8px}.coverage-block__title{font-size:13px;font-weight:600;color:var(--text-primary)}.coverage-list{margin:0;padding-left:20px;color:var(--text-secondary);font-size:13px;line-height:1.5}.coverage-note{font-size:13px;color:var(--text-muted);line-height:1.5}.coverage-match-list,.coverage-ref-list{display:flex;flex-direction:column;gap:8px}.coverage-match-item,.coverage-ref-item{background:var(--bg-secondary);border:1px solid var(--border-light);border-radius:var(--radius-sm);padding:10px;display:flex;flex-direction:column;gap:6px}.coverage-match-meta,.coverage-ref-header{font-size:12px;font-weight:600;color:var(--accent-primary)}.coverage-ref-meta{font-size:12px;color:var(--text-muted);line-height:1.4}.coverage-match-row{font-size:12px;line-height:1.5;color:var(--text-secondary)}.coverage-match-label{font-weight:600;margin-right:6px;color:var(--text-primary)}.coverage-match-source{font-size:12px;line-height:1.4;word-break:break-all;color:var(--text-muted)}@media(max-width:767px){.message{gap:10px;padding:14px 0}.message__text{font-size:14px}.reference-item{padding:10px 12px}.reference-field,.reference-excerpt-summary,.reference-excerpt-full{font-size:13px}.coverage-panel{padding:10px}.coverage-analyze-btn{font-size:12px;padding:7px 12px}}.theme-light .message__avatar--user{background:linear-gradient(135deg,#f0a050,#d97820 60%,#c06010);border:3px solid rgba(200,104,16,.85);box-shadow:0 0 0 2px #c8681033}.message-feedback-row{display:flex;align-items:center;gap:10px;margin-top:10px}.message-feedback-thumbs{display:flex;align-items:center;gap:6px}.message-feedback-reason-label{font-size:12px;color:var(--text-muted);font-style:italic}.message-feedback-thumb{display:flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:var(--radius-sm);border:1px solid var(--border-light);background:none;color:var(--text-muted);cursor:pointer;transition:color var(--transition-fast),border-color var(--transition-fast),background var(--transition-fast)}.message-feedback-thumb:hover{color:var(--text-secondary);border-color:var(--border-color);background:var(--bg-hover)}.message-feedback-thumb--active-up{color:#4ade80;border-color:#4ade8066;background:#4ade8014}.message-feedback-thumb--active-up:hover{color:#4ade80;border-color:#4ade8099}.message-feedback-thumb--active-down{color:#f87171;border-color:#f8717166;background:#f8717114}.message-feedback-thumb--active-down:hover{color:#f87171;border-color:#f8717199}@keyframes feedback-panel-in{0%{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}@keyframes feedback-panel-out{0%{opacity:1;transform:translateY(0);max-height:600px}to{opacity:0;transform:translateY(-6px);max-height:0;margin-top:0;margin-bottom:0}}.message-feedback-panel{margin-top:12px;margin-bottom:16px;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-lg);overflow:hidden;animation:feedback-panel-in .25s ease forwards}.message-feedback-panel--closing{animation:feedback-panel-out .55s ease forwards;pointer-events:none}.message-feedback-panel__header{display:flex;align-items:center;justify-content:space-between;padding:14px 18px 12px;border-bottom:1px solid var(--border-color)}.message-feedback-panel__title{font-size:13px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px}.message-feedback-panel__close{display:flex;align-items:center;justify-content:center;width:28px;height:28px;background:none;border:none;color:var(--text-muted);cursor:pointer;border-radius:var(--radius-sm);transition:background var(--transition-fast),color var(--transition-fast)}.message-feedback-panel__close:hover{background:var(--bg-hover);color:var(--text-primary)}.message-feedback-panel__options{padding:8px;display:flex;flex-direction:column;gap:2px}.message-feedback-panel__option{width:100%;text-align:left;padding:11px 14px;background:none;border:none;border-radius:var(--radius-sm);font-size:14px;font-weight:500;font-family:var(--font-family);color:var(--text-primary);cursor:pointer;transition:background var(--transition-fast)}.message-feedback-panel__option:hover{background:var(--bg-hover)}.message-feedback-panel__option--selected{background:var(--bg-hover);font-weight:600}.message-feedback-panel__other{display:flex;flex-direction:column;gap:8px;padding:4px 14px 12px}.message-feedback-panel__other-input{width:100%;padding:10px 12px;background:var(--bg-input);border:1px solid var(--border-light);border-radius:var(--radius-sm);color:var(--text-primary);font-size:13px;font-family:var(--font-family);resize:vertical;outline:none;box-sizing:border-box;transition:border-color var(--transition-fast)}.message-feedback-panel__other-input:focus{border-color:var(--accent-primary)}.message-feedback-panel__other-submit{align-self:flex-end;padding:7px 18px;background:var(--accent-primary);border:none;border-radius:var(--radius-sm);color:#fff;font-size:13px;font-weight:600;font-family:var(--font-family);cursor:pointer;transition:opacity var(--transition-fast)}.message-feedback-panel__other-submit:hover{opacity:.88}.message-feedback-reason{width:100%;text-align:left;padding:8px 12px;background:none;border:none;border-radius:var(--radius-sm);font-size:13px;font-weight:600;font-family:var(--font-family);color:#f0f0f0;cursor:pointer;transition:background var(--transition-fast),color var(--transition-fast)}.message-feedback-reason:hover{background:#3e3e3e;color:#fff}.message-feedback-reason--selected{background:var(--bg-hover);color:var(--text-primary);font-weight:600}.message-feedback-other{display:flex;flex-direction:column;gap:6px;padding:4px 10px 8px}.message-feedback-other__input{width:100%;padding:8px 10px;background:var(--bg-input);border:1px solid var(--border-light);border-radius:var(--radius-sm);color:var(--text-primary);font-size:12px;font-family:var(--font-family);resize:vertical;outline:none;box-sizing:border-box;transition:border-color var(--transition-fast)}.message-feedback-other__input:focus{border-color:var(--accent-primary)}.message-feedback-other__submit{align-self:flex-end;padding:5px 14px;background:var(--accent-primary);border:none;border-radius:var(--radius-sm);color:#fff;font-size:12px;font-weight:600;font-family:var(--font-family);cursor:pointer;transition:opacity var(--transition-fast)}.message-feedback-other__submit:hover{opacity:.88}.message-feedback-send{padding:5px 12px;background:none;border:1px solid var(--border-light);border-radius:var(--radius-sm);font-size:12px;font-weight:500;font-family:var(--font-family);color:var(--text-secondary);cursor:pointer;transition:background var(--transition-fast),color var(--transition-fast),border-color var(--transition-fast)}.message-feedback-send:hover{background:var(--bg-hover);color:var(--text-primary);border-color:var(--accent-primary)}.theme-light .message-feedback-thumb--active-up{color:#16a34a;border-color:#16a34a66;background:#16a34a14}.theme-light .message-feedback-thumb--active-down{color:#dc2626;border-color:#dc262666;background:#dc262614}.theme-light .message__avatar--assistant{border:3px solid rgba(200,104,16,.85);box-shadow:0 0 0 2px #c8681033}.suggestions{display:flex;align-items:center;gap:8px;max-width:780px;width:100%;margin-top:24px;position:relative}.suggestions__arrow{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border:1px solid var(--border-light);border-radius:var(--radius-full);background:var(--bg-surface);color:var(--text-secondary);cursor:pointer;flex-shrink:0;z-index:2;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}.suggestions__arrow:hover{background:var(--bg-hover);color:var(--text-primary);border-color:var(--accent-primary);box-shadow:var(--shadow-glow);transform:scale(1.08)}.suggestions__track{flex:1;min-width:0;position:relative}.suggestions__track--blur-left:before,.suggestions__track--blur-right:after{content:"";position:absolute;top:0;bottom:0;width:40px;z-index:1;pointer-events:none}.suggestions__track--blur-left:before{left:0;background:linear-gradient(to right,var(--bg-primary),transparent)}.suggestions__track--blur-right:after{right:0;background:linear-gradient(to left,var(--bg-primary),transparent)}.suggestions__scroll{display:flex;gap:10px;overflow-x:auto;scroll-behavior:smooth;padding:4px 2px;-ms-overflow-style:none;scrollbar-width:none}.suggestions__scroll::-webkit-scrollbar{display:none}.suggestions__chip{display:flex;align-items:center;gap:8px;padding:10px 18px;background:#f59e0b14;border:1px solid rgba(245,158,11,.24);border-radius:var(--radius-full);color:var(--text-secondary);font-family:var(--font-family);font-size:13px;font-weight:400;line-height:1.4;white-space:nowrap;cursor:pointer;flex-shrink:0;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}.suggestions__chip:hover{background:#f59e0b29;border-color:#f59e0b;color:var(--text-primary);box-shadow:0 0 16px #f59e0b33;transform:translateY(-1px)}.suggestions__chip:active{transform:translateY(0);box-shadow:none}.suggestions__chip-icon{font-size:14px;flex-shrink:0}.theme-light .suggestions__arrow{border:1px solid rgba(59,130,246,.45);color:#2563eb}.theme-light .suggestions__arrow:hover{border-color:#3b82f6;color:#1d4ed8;box-shadow:0 0 14px #3b82f638}.theme-light .suggestions__chip{background:linear-gradient(to bottom,#fff,#dbeafe);border:1px solid rgba(59,130,246,.3);color:#1e40af}.theme-light .suggestions__chip:hover{background:linear-gradient(to bottom,#fff,#bfdbfe);border-color:#3b82f6;color:#1d4ed8;box-shadow:0 0 16px #3b82f633}@media(max-width:767px){.suggestions{margin-top:16px}.suggestions__chip{padding:8px 14px;font-size:12px}.suggestions__arrow{width:28px;height:28px}}.chat-area{flex:1;overflow-y:auto;display:flex;flex-direction:column}.chat-area__welcome{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;padding:40px 24px;text-align:center}.chat-area__logo{display:flex;align-items:center;justify-content:center;margin-bottom:8px}.chat-area__logo-image{width:192px;height:192px;object-fit:cover;border-radius:50%}.chat-area__greeting{max-width:600px;font-size:16px;line-height:1.7;color:var(--text-primary);letter-spacing:-.01em}.chat-area__greeting strong{color:var(--accent-primary);font-weight:700}.chat-area__greeting--sub{font-size:14px;color:var(--text-secondary);margin-top:-4px}.chat-area__messages{padding:0 24px 24px;display:flex;flex-direction:column}@media(max-width:767px){.chat-area__welcome{padding:24px 16px;gap:12px}.chat-area__logo{margin-bottom:4px}.chat-area__logo-image{width:40px;height:40px}.chat-area__greeting{font-size:14px}.chat-area__messages{padding:0 12px 16px}}.chat-input-wrapper{padding:0 24px 10px;display:flex;flex-direction:column;align-items:center;gap:5px}.chat-input{max-width:780px;width:100%;display:flex;align-items:center;gap:10px;background:linear-gradient(var(--bg-input),var(--bg-input)) padding-box,linear-gradient(180deg,var(--chat-border-top),var(--chat-border-bottom)) border-box,var(--bg-input);border:1px solid transparent;border-radius:26px;padding:6px 8px 6px 16px;box-shadow:0 10px 28px #0006,inset 0 1px #ffffff0d}.chat-input:focus-within{box-shadow:0 14px 34px #00000073,0 0 0 1px var(--chat-focus-ring),0 0 20px var(--chat-focus-glow),inset 0 1px #ffffff0f;transform:translateY(-1px)}.chat-input__textarea{flex:1;background:none;border:none;outline:none;color:var(--text-primary);font-family:var(--font-family);font-size:16px;line-height:1.45;resize:none;max-height:200px;padding:4px 0}.chat-input__textarea::placeholder{color:color-mix(in srgb,var(--text-muted) 90%,#ffffff 10%)}.chat-input__mode{flex-shrink:0;position:relative;margin-left:2px}.chat-input__mode-toggle{display:inline-flex;align-items:center;gap:8px;background:transparent;border:none;color:var(--text-primary);font-size:14px;font-weight:700;padding:4px;line-height:1;cursor:pointer;white-space:nowrap}.chat-input__mode-toggle:hover:not(:disabled){color:#fff}.chat-input__mode-toggle:disabled{opacity:.6;cursor:not-allowed}.chat-input__mode-arrow{color:var(--text-muted);flex-shrink:0;margin-right:5px}.chat-input__mode-dropdown{position:absolute;bottom:calc(100% + 8px);right:0;min-width:140px;background:linear-gradient(180deg,#ffffff0f,#fff0) padding-box,linear-gradient(180deg,#ffc47866,#ffc4781a) border-box,var(--bg-input);border:1px solid transparent;border-radius:14px;padding:6px;box-shadow:0 12px 32px #00000073,inset 0 1px #ffffff0f;z-index:100;display:flex;flex-direction:column;gap:2px}.chat-input__mode-option{background:transparent;border:none;color:var(--text-primary);font-size:14px;font-weight:600;padding:8px 14px;border-radius:10px;cursor:pointer;text-align:left;white-space:nowrap}.chat-input__mode-option:hover{background:#ffffff14}.chat-input__mode-option--active{background:#ffb34726;color:#ffb347}.chat-input__mode-option--active:hover{background:#ffb34738}.chat-input__btn{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border:none;border-radius:var(--radius-full);cursor:pointer;flex-shrink:0}.chat-input__btn--send{background:#d4722a;color:#fff;box-shadow:none}.chat-input__btn--send:hover:not(:disabled){transform:translateY(-1px) scale(1.02);box-shadow:none}.chat-input__btn--send:disabled{opacity:.3;cursor:not-allowed}.chat-input__btn--stop{background:color-mix(in srgb,var(--error) 86%,#111111 14%);color:#fff;box-shadow:0 0 0 1px #ef444447,0 6px 16px #00000042}.chat-input__btn--stop:hover{background:#ef4444;transform:translateY(-1px) scale(1.02)}.chat-input__hint{font-size:11px;color:var(--text-muted)}.theme-light .chat-input{box-shadow:none}.theme-light .chat-input:focus-within{box-shadow:0 0 0 1px var(--chat-focus-ring);transform:translateY(-1px)}.theme-light .chat-input__textarea::placeholder{font-weight:600}.theme-light .chat-input__mode-toggle:hover:not(:disabled){color:var(--text-primary)}.theme-light .chat-input__btn--send{background:#d4722a;box-shadow:none}.theme-light .chat-input__btn--send:hover:not(:disabled){box-shadow:none}@media(max-width:767px){.chat-input-wrapper{padding:0 12px 6px}.chat-input{padding:4px 6px 4px 12px;gap:6px;border-radius:22px}.chat-input__textarea{font-size:14px}.chat-input__mode-toggle{font-size:13px;gap:6px}.chat-input__btn{width:28px;height:28px}}.google-signin__overlay{position:fixed;inset:0;background:var(--bg-primary);display:flex;align-items:center;justify-content:center;z-index:9999}.google-signin__container{background:var(--bg-surface);border:1px solid var(--border-light);border-radius:var(--radius-xl);padding:3rem;width:90%;max-width:400px;text-align:center;box-shadow:var(--shadow-lg);display:flex;flex-direction:column;align-items:center;gap:1.5rem}.google-signin__logo{width:230px;height:230px;object-fit:contain;margin-bottom:-2em}.google-signin__title{font-size:1.75rem;font-weight:700;margin:0;background:var(--accent-gradient);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.google-signin__subtitle{color:var(--text-secondary);font-size:.95rem;margin:0}.google-signin__error{color:var(--error);font-size:.85rem;margin:0;animation:fadeIn var(--transition-fast) ease-out}.google-signin__button{display:flex;align-items:center;justify-content:center;gap:.75rem;width:100%;padding:.875rem 1.5rem;border-radius:999px;border:1px solid #000;background:#fff;color:var(--text-primary);font-size:1rem;font-weight:600;font-family:inherit;cursor:pointer;transition:background var(--transition-fast),border-color var(--transition-fast),transform var(--transition-fast)}.google-signin__button:hover:not(:disabled){background:#f2f2f2;border-color:#000;transform:translateY(-1px)}.google-signin__button:disabled{opacity:.7;cursor:not-allowed}.google-signin__button--apple{background:#fff;color:#000;border:1px solid #000;border-radius:999px}.google-signin__button--apple:hover:not(:disabled){background:#f2f2f2;border-color:#000}.google-signin__button--apple .google-signin__spinner{border-color:#0003;border-top-color:#000}.google-signin__spinner{display:inline-block;width:18px;height:18px;border:2px solid var(--border-color);border-top-color:var(--accent-primary);border-radius:50%;animation:spin .7s linear infinite}.theme-light .google-signin__title{background:linear-gradient(135deg,#e89b3a,#d98324,#a85a12);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.theme-light .google-signin__button:hover:not(:disabled){border-color:#d98324}.theme-light .google-signin__spinner{border-top-color:#d98324}@media(max-width:560px){.google-signin__container{padding:2rem 1.25rem}}.modal-overlay{position:fixed;inset:0;background:#0009;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:9999}.modal-content{background:var(--bg-secondary);border:1px solid var(--border-light);border-radius:var(--radius-lg);width:90%;max-width:500px;display:flex;flex-direction:column;box-shadow:var(--shadow-lg);overflow:hidden}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border-color)}.modal-header h2{font-size:16px;font-weight:600;color:var(--text-primary);margin:0}.modal-body{padding:20px;color:var(--text-primary);line-height:1.6}.modal-body p{margin:0 0 12px;font-size:14px}.modal-body code{background:var(--bg-hover);padding:2px 6px;border-radius:3px;font-family:var(--font-mono);font-size:12px}.modal-footer{display:flex;gap:12px;padding:16px 20px;border-top:1px solid var(--border-color);justify-content:flex-end}.btn-primary,.btn-secondary{padding:8px 16px;border:none;border-radius:var(--radius-sm);font-size:13px;font-weight:500;cursor:pointer;transition:all var(--transition-fast);font-family:var(--font-family)}.btn-primary{background:#3b82f6;color:#fff}.btn-primary:hover{background:#2563eb}.btn-secondary{background:var(--bg-hover);color:var(--text-primary)}.btn-secondary:hover{background:var(--border-color)}.model-download-modal{max-width:500px}.download-progress{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px 20px;gap:16px}.spinner{width:40px;height:40px;border:4px solid var(--border-color);border-top-color:#3b82f6;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.info-note{background-color:#f0f9ff;border-left:4px solid #3b82f6;padding:12px;border-radius:4px;font-size:13px;color:#1e40af;margin-top:16px;line-height:1.5}.download-info{font-size:12px;color:var(--text-muted);margin-top:8px!important;margin-bottom:0!important}.suggest-modal__overlay{position:fixed;inset:0;background:#0000;backdrop-filter:blur(0px);-webkit-backdrop-filter:blur(0px);display:flex;align-items:center;justify-content:center;z-index:9999;transition:background .28s ease,backdrop-filter .28s ease;pointer-events:none}.suggest-modal__overlay--visible{background:#00000080;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);pointer-events:auto}.suggest-modal__container{background:var(--bg-secondary);border:1px solid var(--border-light);border-radius:var(--radius-lg);width:90%;max-width:460px;display:flex;flex-direction:column;box-shadow:var(--shadow-lg);overflow:hidden;opacity:0;transform:translateY(20px) scale(.97);transition:opacity .28s ease,transform .28s ease}.suggest-modal__container--visible{opacity:1;transform:translateY(0) scale(1)}.suggest-modal__header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border-color);flex-shrink:0}.suggest-modal__title{font-size:15px;font-weight:600;color:var(--text-primary);margin:0}.suggest-modal__close{display:flex;align-items:center;justify-content:center;width:28px;height:28px;background:none;border:none;color:var(--text-muted);cursor:pointer;border-radius:var(--radius-sm);transition:background var(--transition-fast),color var(--transition-fast)}.suggest-modal__close:hover{background:var(--bg-hover);color:var(--text-primary)}.suggest-modal__body{padding:20px;display:flex;flex-direction:column;gap:14px}.suggest-modal__external-link{display:inline-block;font-size:13px;font-weight:600;color:var(--accent-primary);text-decoration:none}.suggest-modal__external-link:hover{text-decoration:underline}.suggest-modal__card{background:var(--bg-input);border:1px solid var(--border-light);border-radius:var(--radius-md);padding:16px;display:flex;flex-direction:column;gap:10px}.suggest-modal__progress{display:flex;gap:6px}.suggest-modal__dot{width:6px;height:6px;border-radius:50%;background:var(--border-color);transition:background var(--transition-fast)}.suggest-modal__dot--active{background:var(--accent-primary)}.suggest-modal__dot--done{background:var(--accent-primary);opacity:.4}.suggest-modal__card-label{font-size:14px;font-weight:600;color:var(--text-primary);line-height:1.4}.suggest-modal__input,.suggest-modal__textarea{width:100%;padding:10px 12px;border:1px solid var(--border-light);border-radius:var(--radius-sm);background:var(--bg-secondary);color:var(--text-primary);font-size:14px;font-family:var(--font-family);line-height:1.5;outline:none;box-sizing:border-box;transition:border-color var(--transition-fast);resize:vertical}.suggest-modal__input:focus,.suggest-modal__textarea:focus{border-color:var(--accent-primary)}.suggest-modal__textarea{min-height:90px}.suggest-modal__error{font-size:12px;color:var(--error, #f87171);margin:0}.suggest-modal__summary{display:flex;flex-direction:column;gap:8px}.suggest-modal__summary-row{display:grid;grid-template-columns:100px 1fr;gap:12px;align-items:baseline}.suggest-modal__summary-key{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.4px;color:var(--text-muted)}.suggest-modal__summary-val{font-size:13px;color:var(--text-secondary);line-height:1.5;word-break:break-word}.suggest-modal__success{display:flex;flex-direction:column;align-items:center;gap:12px;padding:20px 0 8px;color:#4ade80}.suggest-modal__success p{margin:0;font-size:14px;font-weight:600;color:var(--text-primary);text-align:center}.suggest-modal__footer{display:flex;justify-content:flex-end;gap:8px;padding:12px 20px 16px;border-top:1px solid var(--border-color);flex-shrink:0}.suggest-modal__back,.suggest-modal__next,.suggest-modal__submit{padding:8px 18px;border-radius:var(--radius-sm);font-size:13px;font-weight:600;font-family:var(--font-family);cursor:pointer;transition:opacity var(--transition-fast),background var(--transition-fast)}.suggest-modal__back{background:var(--bg-input);border:1px solid var(--border-light);color:var(--text-secondary);margin-right:auto}.suggest-modal__back:hover{background:var(--bg-hover);color:var(--text-primary)}.suggest-modal__next,.suggest-modal__submit{background:var(--accent-primary);border:1px solid transparent;color:#fff}.suggest-modal__next:hover,.suggest-modal__submit:hover{opacity:.88}.suggest-modal__intro{margin:0;font-size:13px;line-height:1.55;color:var(--text-secondary)}.suggest-modal__choice{display:flex;flex-direction:column;gap:12px}.suggest-modal__choice-card{display:flex;flex-direction:column;gap:4px;text-align:left;padding:16px;background:var(--bg-input);border:1px solid var(--border-light);border-radius:var(--radius-md);cursor:pointer;font-family:var(--font-family);transition:border-color var(--transition-fast),background var(--transition-fast)}.suggest-modal__choice-card:hover{border-color:var(--accent-primary);background:var(--bg-hover)}.suggest-modal__choice-emoji{font-size:22px;line-height:1}.suggest-modal__choice-label{font-size:14px;font-weight:600;color:var(--text-primary)}.suggest-modal__choice-desc{font-size:12px;color:var(--text-muted);line-height:1.45}.suggest-modal__area-grid{display:flex;flex-direction:column;gap:8px}.suggest-modal__area-btn{display:flex;align-items:center;gap:10px;text-align:left;padding:12px 14px;background:var(--bg-secondary);border:1px solid var(--border-light);border-radius:var(--radius-sm);cursor:pointer;font-size:14px;font-weight:500;color:var(--text-primary);font-family:var(--font-family);transition:border-color var(--transition-fast),background var(--transition-fast)}.suggest-modal__area-btn:hover{border-color:var(--accent-primary);background:var(--bg-hover)}.suggest-modal__area-emoji{font-size:18px;line-height:1}.theme-light .suggest-modal__close{border:2px solid var(--icon-border-color);color:#d4722a}.theme-light .suggest-modal__close:hover{border-color:#d4722acc}.theme-light .suggest-modal__next,.theme-light .suggest-modal__submit{background:#d4722a}.theme-light .suggest-modal__container{background:#fff}.theme-light .suggest-modal__card{background:#faf4ec;border-color:#b4783c33}.theme-light .suggest-modal__input,.theme-light .suggest-modal__textarea{background:#fff;border-color:#b4783c40}.theme-light .suggest-modal__input:focus,.theme-light .suggest-modal__textarea:focus{border-color:#d4722a}.theme-light .suggest-modal__choice-card{background:#faf4ec;border-color:#b4783c33}.theme-light .suggest-modal__choice-card:hover,.theme-light .suggest-modal__area-btn:hover{border-color:#d4722a}.theme-light .suggest-modal__area-btn{background:#fff;border-color:#b4783c40}.app{display:flex;height:100vh;width:100vw;overflow:hidden;background:var(--bg-primary)}.app__main{flex:1;display:flex;flex-direction:column;min-width:0;position:relative}.app__header{position:relative;display:flex;align-items:center;gap:12px;height:56px;padding:0 16px;background:var(--bg-primary);border:none;flex-shrink:0}.app__header-menu{display:none;align-items:center;justify-content:center;width:36px;height:36px;padding:0;background:transparent;border:none;color:var(--text-secondary);cursor:pointer;border-radius:var(--radius-sm)}.app__header-menu:hover{background:var(--bg-hover);color:var(--text-primary)}@media(max-width:767px){.app__header-menu{display:flex}}.app__header-brand{font-size:18px;font-weight:500;color:var(--text-primary);letter-spacing:-.01em}.app__header-feedback{display:flex;align-items:center;justify-content:center;width:36px;height:36px;margin-left:auto;padding:0;background:transparent;border:none;color:var(--text-secondary);cursor:pointer;border-radius:var(--radius-sm);transition:background var(--transition-fast),color var(--transition-fast)}.app__header-feedback:hover{background:var(--bg-hover);color:var(--text-primary)}.app__header-title{position:absolute;left:50%;transform:translate(-50%);max-width:50%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:14px;color:#fff;font-weight:700;pointer-events:auto}@media(max-width:767px){.app__header{height:52px;padding:0 12px}.app__header-title{display:none}}.theme-light .app__header-brand,.theme-light .app__header-title{color:#a35615;font-weight:700}.theme-light .app__header-menu{border:2px solid var(--icon-border-color);color:#ea7704}.theme-light .app__header-menu:hover{border-color:#ea7704cc}.theme-light .app__header-feedback{border:2px solid var(--icon-border-color);color:#ea7704}.theme-light .app__header-feedback:hover{border-color:#ea7704cc}