html,body{background:#000;margin:0;padding:0}:root{--c-black:#000;--c-s1:#0d0d0d;--c-s2:#111;--c-s3:#1a1a1a;--c-border:#202124;--c-border2:#2d2e30;--c-white:#fff;--c-grey:#b0b6bc;--c-grey2:#5f6368;--c-link:#1f87fc;font-family:Inter,system-ui,-apple-system,sans-serif}*,:before,:after{box-sizing:border-box;margin:0;padding:0}@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}:focus-visible{outline-offset:2px;outline:2px solid #63b7ff}body{background:var(--c-black);color:var(--c-white);-webkit-font-smoothing:antialiased;height:100vh;overflow:hidden}a{color:inherit;text-decoration:none}button{cursor:pointer;color:inherit;background:0 0;border:none;font-family:inherit}button:focus-visible,a:focus-visible,[role=button]:focus-visible{outline:2px solid var(--c-link);outline-offset:3px}h1,h2,h3{margin:0}.lp-root{flex-direction:column;height:100vh;display:flex}.lp-header{z-index:5;justify-content:space-between;align-items:center;display:flex;position:absolute;top:1.5rem;left:3.5rem;right:3.5rem}.lp-logo{font-size:1rem;font-weight:500}.lp-nav{opacity:.85;gap:2.5rem;font-size:1rem;display:flex}.lp-nav a:hover{opacity:.7}.lp-hero{flex:1;justify-content:space-between;align-items:center;padding:0 6.5rem;display:flex}.lp-hero-text h1{letter-spacing:-.02em;max-width:560px;margin-bottom:1rem;font-size:2.6rem;font-weight:600;line-height:1.15}.lp-hero-text p{color:var(--c-grey);max-width:520px;margin-bottom:2.25rem;font-size:.98rem;line-height:1.7}.lp-cta{background:var(--c-s2);color:var(--c-white);border:1px solid var(--c-border2);border-radius:20px;padding:.6rem 1.25rem;font-size:.9rem;transition:background .2s}.lp-cta:hover{background:var(--c-s3)}.lp-hero-visual{justify-content:center;align-items:center;width:520px;display:flex}.lp-hero-visual svg{width:100%;height:auto;display:block}.hero-img{object-fit:contain;width:100%;height:auto;display:block}.persona-screen{flex-direction:column;flex:1;justify-content:center;align-items:center;padding:2rem;display:flex}.ps-title{letter-spacing:-.02em;margin-bottom:.75rem;font-size:2.4rem;font-weight:500}.ps-sub{color:var(--c-grey);margin-bottom:3rem;font-size:1rem}.ps-cards{gap:1.25rem;display:flex}.ps-card{background:var(--c-s1);border:1px solid var(--c-border);width:210px;color:var(--c-white);border-radius:20px;flex-direction:column;align-items:center;gap:1rem;padding:2.5rem 1.75rem;transition:background .2s,border-color .2s;display:flex}.ps-card:hover{background:var(--c-s2);border-color:var(--c-border2)}.ps-icon{color:var(--c-grey);font-size:2rem}.ps-label{font-size:1rem;font-weight:500}.ps-desc{color:var(--c-grey);text-align:center;font-size:.78rem;line-height:1.5}.modal-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:999;background:#000000eb;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.modal-box{background:var(--c-s1);border:1px solid var(--c-border);border-radius:16px;width:100%;max-width:700px;max-height:85vh;padding:40px;animation:.3s cubic-bezier(.34,1.56,.64,1) modalSlideIn;overflow-y:auto;box-shadow:0 8px 32px #00000080}@keyframes modalSlideIn{0%{opacity:0;transform:translateY(20px)scale(.95)}to{opacity:1;transform:translateY(0)scale(1)}}.menu-modal{max-width:700px}.modal-head{border-bottom:1px solid var(--c-border);justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:28px;padding-bottom:20px;display:flex}.modal-header-content{flex:1}.modal-kicker{color:var(--c-link);letter-spacing:.08em;text-transform:uppercase;background:#1f87fc1a;border-radius:6px;margin-bottom:12px;padding:6px 12px;font-size:11px;font-weight:600;display:inline-block}.modal-subtitle{color:var(--c-grey2);margin:0;font-size:14px;line-height:1.6}.modal-close{border:1px solid var(--c-border);width:40px;min-width:40px;height:40px;color:var(--c-grey2);cursor:pointer;background:0 0;border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;transition:all .2s;display:flex}.modal-close:hover{background:var(--c-s3);border-color:var(--c-border2);color:var(--c-white)}.modal-close .material-symbols-rounded{font-size:20px}.modal-body{flex-direction:column;gap:0;margin-bottom:28px;display:flex}.modal-content-inner{width:100%}.modal-title{color:var(--c-white);letter-spacing:-.5px;margin:0 0 8px;font-size:24px;font-weight:600}.modal-footer{border-top:1px solid var(--c-border);justify-content:flex-end;gap:12px;padding-top:20px;display:flex}.modal-agree{color:#fff;cursor:pointer;background:linear-gradient(#1f87fc,#1873da);border:1px solid #1873da;border-radius:8px;flex-shrink:0;padding:11px 24px;font-size:14px;font-weight:600;transition:all .2s}.modal-agree:hover{background:linear-gradient(#1873da,#1562c0);border-color:#1562c0}.modal-agree:active{transform:scale(.97)}.modal-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#000000eb}.modal-box{opacity:0;border-radius:16px;animation:.3s cubic-bezier(.34,1.56,.64,1) forwards modalIn;transform:translateY(20px);box-shadow:0 8px 32px #00000080}@keyframes modalIn{to{opacity:1;transform:translateY(0)}}@media (prefers-reduced-motion:reduce){.modal-box{opacity:1!important;animation:none!important;transform:none!important}}.modal-list{counter-reset:ml;flex-direction:column;gap:14px;margin:0;padding-left:0;list-style:none;display:flex}.modal-list li:before{content:counter(ml) ".";color:var(--c-link);flex-shrink:0;min-width:24px;font-weight:600}.modal-footer{justify-content:flex-end;padding-top:1rem;display:flex}.modal-agree{padding:.55rem 1.15rem;font-size:.88rem}.detail-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px;width:100%;display:grid}.detail-card,.detail-section{background:var(--c-s2);border:1px solid var(--c-border);border-radius:12px;padding:20px;transition:all .2s}.detail-card:hover,.detail-section:hover{background:var(--c-s3);border-color:var(--c-border2)}.detail-card h3,.detail-section h3{color:var(--c-white);letter-spacing:-.3px;margin:0 0 10px;font-size:16px;font-weight:600}.detail-card p,.detail-section p{color:var(--c-grey2);margin:0;font-size:13px;line-height:1.6}.detail-stack{flex-direction:column;gap:16px;width:100%;display:flex}.guidelines-content,.registration-content{flex-direction:column;gap:1rem;display:flex}.guidelines-list{flex-direction:column;gap:.85rem;padding:0;list-style:none;display:flex}.guidelines-list li{color:var(--c-grey);line-height:1.55}.pro-tip,.success-banner{background:var(--c-s2);border:1px solid var(--c-border2);border-radius:18px;padding:1rem 1.1rem;line-height:1.6}.pro-tip a,.success-banner a{text-decoration:underline}.checklist-items{flex-direction:column;gap:.75rem;display:flex}.checklist-item{background:var(--c-s2);border:1px solid var(--c-border);color:var(--c-grey);border-radius:16px;align-items:flex-start;gap:.75rem;padding:.85rem 1rem;display:flex}.checklist-item input{accent-color:var(--c-white);margin-top:.2rem}.success-banner{color:var(--c-white)}.modal-list{counter-reset:ml;flex-direction:column;gap:.9rem;margin-bottom:3rem;padding:0;list-style:none;display:flex}.modal-list li{counter-increment:ml;color:var(--c-grey);gap:.75rem;font-size:.93rem;line-height:1.5;display:flex}.modal-list li:before{content:counter(ml) ".";color:var(--c-grey2);flex-shrink:0;min-width:1.5rem}.modal-footer{justify-content:flex-end;display:flex}.modal-agree{background:var(--c-s2);border:1px solid var(--c-border2);color:var(--c-white);border-radius:50px;padding:.7rem 1.75rem;font-size:.9rem;transition:background .2s}.modal-agree:hover{background:var(--c-s3)}.chat-root{height:100vh;display:flex}.sidebar{z-index:100;background:0 0;border:none;border-radius:24px;flex-direction:column;width:56px;height:auto;transition:width .3s cubic-bezier(.4,0,.2,1),border-radius .3s,height .3s cubic-bezier(.4,0,.2,1);display:flex;position:fixed;top:1.25rem;left:1.25rem;overflow:hidden}.sidebar.open{border-radius:24px;width:240px;height:calc(100vh - 2.5rem)}.sb-top{flex-direction:column;gap:.25rem;padding:.75rem;display:flex}.sb-btn{width:40px;min-width:40px;height:40px;color:var(--c-white);opacity:.7;white-space:nowrap;border-radius:12px;align-items:center;gap:.75rem;padding:0 .6rem;transition:background .15s,opacity .15s,width .2s;display:flex;overflow:hidden}.sb-btn:hover{background:var(--c-s3);opacity:1}.sb-btn .material-symbols-rounded{flex-shrink:0;font-size:1.25rem}.sb-btn-label{letter-spacing:.01em;font-size:.9rem;font-weight:500;animation:.2s forwards sbFadeIn}.sb-nav{flex-direction:column;flex:1;justify-content:space-between;padding:.5rem .75rem .75rem;animation:.2s forwards sbFadeIn;display:flex;overflow:hidden}@keyframes sbFadeIn{0%{opacity:0;transform:translate(-6px)}to{opacity:1;transform:translate(0)}}.sb-section{flex-direction:column;gap:.15rem;display:flex}.sb-footer{padding-bottom:.5rem}.sb-item{color:var(--c-grey);cursor:pointer;white-space:nowrap;border-radius:12px;align-items:center;gap:.85rem;padding:.6rem .75rem;font-size:.88rem;transition:background .15s,color .15s;display:flex}.sb-item:hover{background:var(--c-s3);color:var(--c-white)}.sb-item-icon{color:var(--c-grey2);flex-shrink:0;font-size:1.1rem;transition:color .15s}.sb-item:hover .sb-item-icon{color:var(--c-white)}.chat-main{flex-direction:column;flex:1;margin-left:80px;padding:0 2rem;display:flex}.chat-topbar{justify-content:space-between;align-items:center;padding:2.25rem 1rem 1rem;display:flex}.chat-logo{font-size:.95rem;font-weight:500}.chat-topbar-actions{align-items:center;gap:.75rem;display:flex}.topbar-button{color:var(--c-grey2);cursor:pointer;background:0 0;border:none;border-radius:8px;justify-content:center;align-items:center;padding:.4rem;font-size:1.25rem;transition:all .2s;display:flex}.topbar-button:hover{background:var(--c-border);color:var(--c-white)}.topbar-button.user-profile{padding:.3rem}.topbar-button.user-profile .avatar{object-fit:cover;border:1px solid var(--c-border);border-radius:50%;width:28px;height:28px}.topbar-button.signout-btn,.topbar-button.signout-btn .material-symbols-rounded{font-size:1.25rem}.account-menu-container{position:relative}.account-menu{background:var(--c-s1,#0d0d0d);border:1px solid var(--c-border,#202124);z-index:999;border-radius:8px;min-width:280px;animation:.15s ease-out slideDown;position:absolute;top:calc(100% + 8px);right:0;box-shadow:0 4px 16px #0006,0 1px 3px #0003}@keyframes slideDown{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.account-menu-header{border-bottom:1px solid var(--c-border,#202124);align-items:center;gap:12px;padding:16px;display:flex}.account-menu-header .account-avatar{object-fit:cover;border:2px solid var(--c-border,#202124);border-radius:50%;width:48px;height:48px}.account-info{flex:1;min-width:0}.account-name{color:var(--c-white,#fff);text-overflow:ellipsis;white-space:nowrap;margin:0;font-size:14px;font-weight:500;overflow:hidden}.account-email{color:var(--c-grey2,#5f6368);text-overflow:ellipsis;white-space:nowrap;margin:4px 0 0;font-size:12px;overflow:hidden}.account-menu-divider{background:var(--c-border,#202124);height:1px;margin:0}.account-menu-item{width:100%;color:var(--c-white,#fff);cursor:pointer;text-align:left;background:0 0;border:none;align-items:center;gap:16px;padding:12px 16px;font-size:14px;transition:background-color .2s;display:flex}.account-menu-item:hover{background-color:var(--c-border,#202124)}.account-menu-item .material-symbols-rounded{color:var(--c-grey2,#5f6368);flex-shrink:0;font-size:20px}.account-menu-item.manage-account .material-symbols-rounded{color:var(--c-link,#1f87fc)}.account-menu-item.logout .material-symbols-rounded{color:#ea4335}.chat-area{flex:1;justify-content:center;display:flex;overflow:hidden}.gemini-chat-container{flex-direction:column;width:100%;max-width:820px;height:100%;display:flex}.greeting-container{flex-direction:column;flex:1;justify-content:flex-end;padding-bottom:2.5rem;display:flex}.greeting-container h1{letter-spacing:-.01em;font-size:2.6rem;font-weight:400}.greeting-container h2{opacity:.4;font-size:2.6rem;font-weight:400}.gemini-messages{scrollbar-width:thin;scrollbar-color:var(--c-border) transparent;flex-direction:column;flex:1;gap:3rem;padding:1.5rem 0 1rem;display:flex;overflow-y:auto}.gemini-message.user{color:var(--c-white);align-self:flex-end;max-width:74%;font-size:1.05rem;line-height:1.65}.gemini-message.assistant{flex-direction:column;gap:.5rem;display:flex}.bot-label{color:var(--c-grey2);padding-left:2rem;font-size:.8rem;font-weight:500}.bot-content-wrapper{align-items:flex-start;gap:1rem;display:flex}.bot-avatar{background:#444;border-radius:50%;flex-shrink:0;width:14px;height:14px;margin-top:.45rem}.bot-avatar.pulse{animation:1.4s ease-in-out infinite dotPulse}@keyframes dotPulse{0%,to{opacity:.25;transform:scale(.85)}50%{opacity:1;transform:scale(1)}}.bot-text{color:#ddd;font-size:1.05rem;line-height:1.75}.in-message-link{color:var(--c-white);text-decoration:underline}.in-message-link:hover{color:#dfe3ff}.modal-body a,.guidelines-content a,.registration-content a,.about-page a,.success-banner a,.pro-tip a,.in-message-link,.lp-nav a,.sb-item a{color:var(--c-link);text-decoration:underline}.modal-body a:hover,.guidelines-content a:hover,.registration-content a:hover,.about-page a:hover,.success-banner a:hover,.pro-tip a:hover,.in-message-link:hover,.lp-nav a:hover,.sb-item a:hover{color:#63b7ff}.lp-nav a{color:var(--c-white)!important;text-decoration:none!important}.lp-nav a:hover{opacity:.7;color:var(--c-white)!important;text-decoration:none!important}.shimmer-container{flex-direction:column;flex:1;gap:.75rem;padding-top:.2rem;display:flex}.shimmer-line{background:linear-gradient(90deg,#111 0%,#252525 50%,#111 100%) 0 0/200% 100%;border-radius:6px;width:80%;height:14px;animation:1.6s linear infinite shimmer}.shimmer-line.short{width:50%}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}@media (width<=900px){.lp-hero{flex-direction:column-reverse;justify-content:center;align-items:center;gap:2rem;padding:2.5rem}.lp-hero-text{text-align:center;max-width:720px}.lp-hero-text h1{font-size:2rem}.lp-hero-text p{margin:0 auto 1.25rem}.lp-hero-visual{width:100%;max-width:520px}.hero-img{max-width:420px}.lp-header{top:1rem;left:1rem;right:1rem}.chat-main{margin-left:0;padding:0 1rem}.sidebar{border-radius:.5rem;flex-direction:row;align-items:center;width:100%;height:56px;padding:.5rem;display:flex;top:auto;bottom:0;left:0}.sidebar.open{width:100%;height:auto}.sb-top{flex-direction:row;gap:.5rem}.sb-nav{display:none}.sb-btn{height:44px}.persona-menu{width:auto;left:1rem;right:1rem}.modal-box{width:95%;max-width:700px;padding:2rem}}@media (width<=480px){.lp-hero{padding:1.25rem}.lp-hero-text h1{font-size:1.6rem}.lp-hero-text p{font-size:.95rem}.ps-cards{flex-direction:column;gap:1rem}.hero-img{width:90%;max-width:320px}.gemini-chat-container{max-width:100%;padding:0 .5rem}.gemini-message.user,.gemini-message.assistant{max-width:100%}.input-section{padding-bottom:1.5rem}.input-header{align-items:flex-start}.service-chip{text-align:center;width:100%;margin-left:0}.persona-menu{width:auto;bottom:6.5rem;left:.75rem;right:.75rem}.lp-nav{gap:1rem;font-size:.95rem}.lp-logo{font-size:.95rem}}.input-section{margin-top:auto;padding:1rem 0 3rem}.gemini-input-box{background:var(--c-s1);border:1px solid var(--c-border);border-radius:26px;flex-direction:column;gap:1.25rem;min-height:170px;padding:1.5rem 2rem;transition:border-color .2s;display:flex;position:relative}.gemini-input-box:focus-within{border-color:var(--c-border2)}.input-header{color:var(--c-grey2);flex-wrap:wrap;align-items:center;gap:.6rem;font-size:.88rem;display:flex}.input-header .material-symbols-rounded{font-size:1.1rem}.service-chip{color:#9fd0ff;white-space:nowrap;background:#1f87fc14;border:1px solid #63b7ff38;border-radius:999px;margin-left:auto;padding:.3rem .65rem;font-size:.72rem;line-height:1}.gemini-input-box textarea{color:var(--c-white);resize:none;background:0 0;border:none;outline:none;flex:1;font-family:inherit;font-size:1.05rem;line-height:1.6}.input-bottom{justify-content:space-between;align-items:center;display:flex}.persona-toggle{color:var(--c-grey2);border-radius:8px;align-items:center;gap:.3rem;padding:.35rem .6rem;font-size:.85rem;transition:background .15s;display:flex}.persona-toggle:hover{background:var(--c-s3)}.persona-toggle .material-symbols-rounded{font-size:1rem}.persona-menu{background:var(--c-s2);border:1px solid var(--c-border2);z-index:30;border-radius:12px;flex-direction:column;gap:.25rem;width:320px;padding:.5rem;display:flex;position:absolute;bottom:4.5rem;right:1.5rem;box-shadow:0 8px 30px #0009}.persona-item{color:var(--c-grey);text-align:left;background:0 0;border:none;border-radius:8px;align-items:center;gap:.75rem;padding:.55rem .75rem;display:flex}.persona-item:hover{background:var(--c-s3);color:var(--c-white)}.persona-item .material-symbols-rounded{color:var(--c-grey2);font-size:1.25rem}.pi-title{font-size:.95rem;font-weight:500}.pi-desc{color:var(--c-grey);font-size:.78rem}.persona-item.active{color:var(--c-white);background:linear-gradient(90deg,#6f34ff1f,#a14bff0f)}.persona-menu-head{justify-content:space-between;align-items:center;padding:0 .25rem .35rem;display:flex}.pi-head-title{color:var(--c-grey2);font-size:.85rem}.persona-menu-close{color:var(--c-grey);background:0 0;border:none;border-radius:6px;padding:.2rem .4rem;font-size:.9rem}.persona-menu-close:hover{background:var(--c-s3);color:var(--c-white)}.mic-icon{color:var(--c-white);opacity:.5;align-items:center;font-size:1.3rem;display:flex}.preset-chips{flex-wrap:wrap;justify-content:center;gap:.75rem;margin-top:1.25rem;display:flex}.chip{background:var(--c-s1);border:1px solid var(--c-border);color:var(--c-grey);border-radius:50px;padding:.55rem 1.1rem;font-size:.82rem;transition:border-color .2s,color .2s}.chip:hover{border-color:var(--c-border2);color:var(--c-white)}.about-page{background:var(--c-black);scrollbar-width:thin;scrollbar-color:var(--c-border) transparent;height:100vh;padding:0 0 5rem;overflow-y:auto}.about-header{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:10;background:#000c;justify-content:space-between;align-items:center;padding:2rem 5rem;display:flex;position:sticky;top:0}.back-btn{color:var(--c-grey);align-items:center;gap:.5rem;font-size:.9rem;transition:color .2s;display:flex}.back-btn:hover{color:var(--c-white)}.back-btn .material-symbols-rounded{font-size:1.2rem}.about-logo{font-size:1rem;font-weight:500}.about-content{max-width:900px;margin:4rem auto;padding:0 2rem}.about-section{margin-bottom:5rem}.about-section h1{letter-spacing:-.02em;margin-bottom:1.5rem;font-size:3rem;font-weight:500}.about-section h2{color:var(--c-white);margin-bottom:2rem;font-size:1.8rem;font-weight:500}.about-section p{color:var(--c-grey);font-size:1.1rem;line-height:1.8}.features-grid{grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem;margin-top:2rem;display:grid}.feature-card{background:var(--c-s1);border:1px solid var(--c-border);border-radius:20px;padding:2rem;transition:transform .2s,border-color .2s}.feature-card:hover{border-color:var(--c-border2);transform:translateY(-5px)}.feature-card .material-symbols-rounded{color:var(--c-grey);margin-bottom:1.5rem;font-size:2.5rem}.feature-card h3{margin-bottom:.75rem;font-size:1.2rem}.feature-card p{font-size:.9rem;line-height:1.6}.tech-list{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.5rem;padding:0;list-style:none;display:grid}.tech-list li{background:var(--c-s1);border:1px solid var(--c-border);border-radius:12px;padding:1.25rem;font-size:.95rem}.developer-card{background:var(--c-s1);border:1px solid var(--c-border);border-radius:24px;align-items:center;gap:2rem;padding:3rem;display:flex}.dev-avatar{background:var(--c-s2);border:1px solid var(--c-border);border-radius:50%;justify-content:center;align-items:center;width:120px;height:120px;display:flex;overflow:hidden}.dev-avatar img{object-fit:cover;width:100%;height:100%}.dev-info h3{margin-bottom:.5rem;font-size:1.5rem}.dev-info p{color:var(--c-grey);margin-bottom:1.5rem;font-size:1rem}.dev-links{gap:1.25rem;display:flex}.dev-links a{color:var(--c-grey);font-size:1.4rem;transition:color .2s,transform .2s}.dev-links a:hover{color:var(--c-white);transform:translateY(-3px)}.about-footer{text-align:center;border-top:1px solid var(--c-border);color:var(--c-grey2);padding:3rem;font-size:.85rem}@media (width<=768px){.about-header,.lp-header{padding:1.5rem 2rem}.about-content{margin:2rem auto}.about-section h1{font-size:2.2rem}.developer-card{text-align:center;flex-direction:column;padding:2rem}.dev-links{justify-content:center}}