:root{
      --bg:#ffffff;
      --surface:#f5f5f7;
      --surface-2:#fbfbfd;
      --text:#1d1d1f;
      --muted:#6e6e73;
      --soft:#8a8a8f;
      --line:#d2d2d7;
      --blue:#0071e3;
      --blue-2:#2997ff;
      --green:#1f9d55;
      --dark:#0b0b0c;
      --shadow:0 24px 70px rgba(0,0,0,.09);
      --shadow-soft:0 12px 40px rgba(0,0,0,.055);
      --radius:30px;
      --max:1180px;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"Avenir Next","Avenir","SF Pro Display","SF Pro Text",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
      color:var(--text);
      background:var(--bg);
      -webkit-font-smoothing:antialiased;
      text-rendering:optimizeLegibility;
    }
    a{color:inherit;text-decoration:none}
    button{font:inherit}
    ::selection{background:#cfe8ff;color:#111}

    .nav{
      position:sticky;top:0;z-index:100;
      backdrop-filter:saturate(180%) blur(20px);
      -webkit-backdrop-filter:saturate(180%) blur(20px);
      background:rgba(255,255,255,.82);
      border-bottom:1px solid rgba(0,0,0,.055);
    }
    .nav-inner{
      max-width:var(--max);margin:auto;height:66px;padding:0 24px;
      display:flex;align-items:center;justify-content:space-between;gap:20px;
    }
    .brand{display:flex;align-items:center;gap:10px;font-weight:650;letter-spacing:-.02em}
    .logo{
      width:31px;height:31px;border-radius:10px;
      background:linear-gradient(145deg,#111,#4f4f52);
      display:grid;place-items:center;color:#fff;font-weight:700;font-size:14px;
      box-shadow:inset 0 0 0 1px rgba(255,255,255,.13);
    }
    .nav-links{display:flex;align-items:center;gap:23px;font-size:14px;color:#3a3a3c}
    .nav-links a{transition:color .18s ease}
    .nav-links a:hover{color:#000}
    .nav-cta{background:#111;color:#fff!important;padding:9px 15px;border-radius:999px;font-weight:600}
    .nav-cta:hover{background:#2a2a2c!important}

    .hero{
      max-width:1120px;margin:auto;padding:108px 24px 58px;text-align:center;
    }
    .eyebrow{font-size:15px;font-weight:650;color:var(--blue);margin-bottom:18px;letter-spacing:.01em}
    h1{
      font-size:clamp(44px,6.3vw,78px);line-height:1.01;letter-spacing:-.055em;
      margin:0 auto 30px;max-width:1080px;font-weight:700;
    }
    .hero-lead{
      font-size:clamp(20px,2.25vw,27px);line-height:1.48;color:var(--muted);
      max-width:890px;margin:0 auto;font-weight:450;letter-spacing:-.02em;
    }
    .hero-actions{margin-top:35px;display:flex;justify-content:center;gap:12px;flex-wrap:wrap}
    .btn{
      border:0;border-radius:999px;padding:13px 22px;font-weight:600;cursor:pointer;
      display:inline-flex;align-items:center;justify-content:center;transition:transform .18s ease,background .18s ease,box-shadow .18s ease;
    }
    .btn.primary{background:var(--blue);color:#fff;box-shadow:0 8px 24px rgba(0,113,227,.18)}
    .btn.primary:hover{transform:translateY(-1px);background:#0077ed;box-shadow:0 11px 28px rgba(0,113,227,.22)}
    .btn.secondary{background:#f1f1f3;color:#1d1d1f}
    .btn.secondary:hover{background:#e8e8ed;transform:translateY(-1px)}
    .trial-note{margin-top:13px;font-size:13px;color:var(--soft)}

    .story-wrap{max-width:1050px;margin:0 auto;padding:0 24px 88px}
    .story-card{
      background:linear-gradient(180deg,#fbfbfd,#f5f5f7);border:1px solid #ededf0;border-radius:38px;
      padding:52px 56px;box-shadow:var(--shadow-soft);
    }
    .story-card p{font-size:20px;line-height:1.68;margin:0 0 22px;color:#3a3a3c;letter-spacing:-.01em}
    .story-card p:last-child{margin-bottom:0}
    .story-card strong{color:#111;font-weight:650}
    .story-card .big-line{font-size:25px;line-height:1.45;font-weight:600;color:#111;letter-spacing:-.025em}
    .questions{
      margin:32px 0 28px;padding:28px 30px;border-radius:26px;background:#fff;border:1px solid #e8e8ed;
    }
    .questions p{font-size:18px;line-height:1.55;margin:0 0 12px;font-weight:600;color:#1d1d1f}
    .questions p:last-child{margin-bottom:0}

    section{padding:76px 24px}
    .wrap{max-width:var(--max);margin:auto}
    .section-head{max-width:800px;margin-bottom:40px}
    .section-head.center{margin:0 auto 44px;text-align:center}
    h2{margin:0 0 15px;font-size:clamp(34px,4.6vw,58px);letter-spacing:-.045em;line-height:1.04;font-weight:680}
    .lead{margin:0;color:var(--muted);font-size:20px;line-height:1.57;font-weight:430}

    .product-card{
      background:#0b0b0c;color:#fff;border-radius:40px;padding:58px;position:relative;overflow:hidden;box-shadow:var(--shadow);
    }
    .product-card:after{
      content:"";position:absolute;width:520px;height:520px;border-radius:50%;right:-170px;top:-230px;
      background:radial-gradient(circle,rgba(0,113,227,.38),transparent 66%);pointer-events:none;
    }
    .product-card .eyebrow{color:#76bcff}
    .product-card h2{max-width:790px}
    .product-card p{color:#b7b7bd;max-width:820px;font-size:20px;line-height:1.62;margin:0}
    .benefit-row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:32px;position:relative;z-index:1}
    .benefit-pill{border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.065);border-radius:22px;padding:20px}
    .benefit-pill strong{display:block;font-size:17px;margin-bottom:6px}
    .benefit-pill span{color:#aaaab1;font-size:14px;line-height:1.45}

    .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .step{background:var(--surface);border-radius:var(--radius);padding:34px;min-height:290px;position:relative}
    .step-num{width:40px;height:40px;border-radius:50%;background:#fff;display:grid;place-items:center;font-weight:700;margin-bottom:48px;box-shadow:0 4px 16px rgba(0,0,0,.055)}
    .step h3{margin:0 0 10px;font-size:25px;letter-spacing:-.03em}
    .step p{margin:0;color:var(--muted);font-size:16px;line-height:1.6}

    .experience-shell{
      border-radius:38px;background:linear-gradient(145deg,#121214,#26262a);min-height:520px;
      box-shadow:var(--shadow);padding:34px;display:flex;align-items:center;justify-content:center;overflow:hidden;position:relative;
    }
    .experience-shell:before{
      content:"";position:absolute;width:460px;height:460px;left:-140px;top:-180px;border-radius:50%;
      background:radial-gradient(circle,rgba(41,151,255,.28),transparent 67%);
    }
    .video-mock{
      width:min(860px,100%);aspect-ratio:16/9;background:#0b0b0c;border:1px solid rgba(255,255,255,.12);
      border-radius:26px;overflow:hidden;position:relative;box-shadow:0 25px 70px rgba(0,0,0,.38);
    }
    .video-scene{position:absolute;inset:0;background:linear-gradient(135deg,#20242a 0%,#111 45%,#32343b 100%)}
    .video-scene:before,.video-scene:after{content:"";position:absolute;border-radius:50%;filter:blur(1px)}
    .video-scene:before{width:190px;height:190px;background:#343941;left:12%;top:22%}
    .video-scene:after{width:150px;height:150px;background:#252930;right:13%;top:28%}
    .subtitle-demo{position:absolute;left:7%;right:7%;bottom:12%;display:grid;gap:8px;justify-items:center;text-align:center}
    .subtitle-demo .source{font-size:15px;color:#d0d0d5;background:rgba(0,0,0,.52);padding:7px 12px;border-radius:8px;max-width:80%}
    .subtitle-demo .target{font-size:24px;line-height:1.35;font-weight:650;color:#fff;background:rgba(0,0,0,.73);padding:9px 15px;border-radius:10px;max-width:86%;letter-spacing:-.015em}
    .video-top{position:absolute;left:18px;right:18px;top:17px;display:flex;justify-content:space-between;align-items:center;color:#d5d5da;font-size:12px}
    .video-chip{padding:7px 10px;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.08)}

    .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .card{background:var(--surface);border-radius:var(--radius);padding:34px;min-height:270px}
    .card .icon{font-size:28px;margin-bottom:42px}
    .card h3{margin:0 0 10px;font-size:24px;letter-spacing:-.025em}
    .card p{margin:0;color:var(--muted);font-size:16px;line-height:1.58}

    .gemini-box{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:stretch}
    .gemini-main,.gemini-side{border-radius:34px;padding:40px;background:var(--surface)}
    .gemini-main h3,.gemini-side h3{font-size:29px;letter-spacing:-.035em;margin:0 0 14px}
    .gemini-main p,.gemini-side p{color:var(--muted);font-size:17px;line-height:1.65;margin:0 0 18px}
    .gemini-main p:last-child,.gemini-side p:last-child{margin-bottom:0}
    .mini-note{font-size:13px!important;color:#8d8d93!important;margin-top:20px!important}

    .pricing{background:var(--surface)}
    .pricing-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;max-width:870px;margin:0 auto}
    .price-card{background:#fff;border-radius:36px;padding:42px;border:1px solid #ededf0;box-shadow:0 12px 40px rgba(0,0,0,.045)}
    .price-card.featured{box-shadow:0 18px 52px rgba(0,113,227,.12);border-color:#d9ebff}
    .price-label{font-weight:650;color:var(--blue);font-size:14px}
    .price{font-size:48px;letter-spacing:-.055em;font-weight:700;margin:12px 0 2px}
    .price small{font-size:17px;color:var(--muted);font-weight:500;letter-spacing:0}
    .save{display:inline-block;margin-top:12px;padding:7px 10px;border-radius:999px;background:#eaf6ee;color:#177b42;font-size:12px;font-weight:700}
    .price-card p{color:var(--muted);line-height:1.55;margin:15px 0 0}
    .price-points{margin:28px 0 0;padding:0;list-style:none;display:grid;gap:13px}
    .price-points li{display:flex;gap:10px;align-items:flex-start;line-height:1.45}
    .check{color:var(--green);font-weight:800}
    .trial-card{max-width:870px;margin:18px auto 0;background:#fff;border:1px solid #ededf0;border-radius:28px;padding:26px 30px;display:flex;justify-content:space-between;align-items:center;gap:20px}
    .trial-card strong{font-size:19px}
    .trial-card span{display:block;color:var(--muted);font-size:14px;margin-top:4px}

    .faq{max-width:930px;margin:auto}
    .faq-item{border-top:1px solid var(--line)}
    .faq-item:last-child{border-bottom:1px solid var(--line)}
    .faq-q{width:100%;padding:24px 0;background:none;border:0;display:flex;justify-content:space-between;gap:24px;text-align:left;font-size:20px;font-weight:600;cursor:pointer;color:var(--text)}
    .faq-q span:last-child{font-size:25px;font-weight:400;transition:transform .2s ease}
    .faq-a{max-height:0;overflow:hidden;transition:max-height .36s ease;color:var(--muted);font-size:16px;line-height:1.68}
    .faq-a-inner{padding:0 44px 24px 0}
    .faq-item.open .faq-a{max-height:520px}
    .faq-item.open .faq-q span:last-child{transform:rotate(45deg)}

    .privacy-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}
    .privacy-card{background:var(--surface);border-radius:30px;padding:36px}
    .privacy-card h3{font-size:25px;margin:0 0 12px;letter-spacing:-.025em}
    .privacy-card p{color:var(--muted);line-height:1.62;margin:0}

    .final-cta{padding:96px 24px}
    .cta-card{max-width:1050px;margin:auto;text-align:center;border-radius:42px;background:#0b0b0c;color:#fff;padding:70px 40px;position:relative;overflow:hidden;box-shadow:var(--shadow)}
    .cta-card:before{content:"";position:absolute;width:520px;height:520px;border-radius:50%;left:50%;transform:translateX(-50%);bottom:-410px;background:radial-gradient(circle,rgba(0,113,227,.55),transparent 66%)}
    .cta-card h2{max-width:780px;margin:0 auto 17px;position:relative;z-index:1}
    .cta-card p{max-width:700px;margin:0 auto;color:#b7b7bd;font-size:19px;line-height:1.6;position:relative;z-index:1}
    .cta-card .hero-actions{position:relative;z-index:1}

    footer{border-top:1px solid #ececef;padding:30px 24px 42px;color:#86868b;font-size:13px}
    .footer-inner{max-width:var(--max);margin:auto;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
    .footer-links{display:flex;gap:18px;flex-wrap:wrap}

    .reveal{opacity:0;transform:translateY(16px);transition:opacity .65s ease,transform .65s ease}
    .reveal.visible{opacity:1;transform:none}

    @media(max-width:920px){
      .nav-links a:not(.nav-cta){display:none}
      .benefit-row,.steps,.grid-3,.pricing-grid,.gemini-box,.privacy-grid{grid-template-columns:1fr}
      .product-card{padding:42px 30px}
      .story-card{padding:40px 32px}
      .experience-shell{min-height:420px;padding:22px}
      .trial-card{align-items:flex-start;flex-direction:column}
    }
    @media(max-width:580px){
      .hero{padding-top:78px;padding-bottom:44px}
      .nav-inner{padding:0 14px}.brand span{font-size:14px}
      section{padding:58px 18px}
      .story-wrap{padding:0 18px 64px}
      .story-card{padding:30px 23px;border-radius:29px}
      .story-card p{font-size:17px}.story-card .big-line{font-size:21px}
      .questions{padding:22px 20px}.questions p{font-size:16px}
      .card,.step{padding:28px}.step{min-height:auto}.step-num{margin-bottom:36px}
      .price-card{padding:32px 25px}.price{font-size:43px}
      .experience-shell{min-height:330px;border-radius:28px;padding:14px}
      .video-mock{border-radius:18px}.subtitle-demo .target{font-size:18px}.subtitle-demo .source{font-size:12px}
      .product-card{border-radius:30px}.cta-card{padding:56px 24px;border-radius:32px}
    }
    @media(prefers-reduced-motion:reduce){
      html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}.btn{transition:none}
    }

    .hidden{display:none!important}
    /* Account & auth */
    .nav-link-button,.nav-button{font:inherit}.nav-link-button{border:0;background:transparent;color:var(--muted);font-weight:650;cursor:pointer;padding:9px 4px}.nav-link-button:hover{color:var(--text)}.nav-button{border:0;cursor:pointer}.price-action{width:100%;margin-top:18px}.modal-backdrop{position:fixed;inset:0;z-index:1200;background:rgba(13,18,28,.34);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);display:grid;place-items:center;padding:22px;opacity:0;pointer-events:none;transition:opacity .22s ease}.modal-backdrop.open{opacity:1;pointer-events:auto}.auth-modal,.account-modal{width:min(100%,470px);max-height:min(88vh,760px);overflow:auto;border-radius:30px;background:rgba(255,255,255,.96);border:1px solid rgba(18,34,60,.1);box-shadow:0 36px 90px rgba(16,27,48,.22);padding:28px;transform:translateY(14px) scale(.985);transition:transform .28s cubic-bezier(.16,1,.3,1)}.modal-backdrop.open .auth-modal,.modal-backdrop.open .account-modal{transform:none}.modal-head{position:relative;text-align:center;padding:6px 24px 18px}.modal-head h2{margin:0;font-size:30px;letter-spacing:-.045em}.modal-head p{margin:10px auto 0;max-width:360px;color:var(--muted);line-height:1.55;font-size:14px}.modal-close{position:absolute;right:-4px;top:-4px;width:34px;height:34px;border:0;border-radius:50%;background:#f2f3f5;color:#60646c;font-size:20px;cursor:pointer}.auth-stack{display:grid;gap:10px}.auth-provider{width:100%;height:48px;border:1px solid #dfe2e7;border-radius:14px;background:#fff;color:#15171b;font:650 14px/1 -apple-system,BlinkMacSystemFont,"SF Pro Text","Avenir Next",sans-serif;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:9px}.auth-provider:hover{background:#f8f9fa}.provider-mark{width:21px;text-align:center;font-size:18px;font-weight:800}.auth-divider{display:flex;align-items:center;gap:12px;color:#9a9da3;font-size:12px;margin:4px 0}.auth-divider::before,.auth-divider::after{content:"";height:1px;background:#e7e8eb;flex:1}.email-auth{display:grid;gap:9px}.email-auth input{width:100%;height:48px;border:1px solid #dfe2e7;border-radius:14px;background:#fff;padding:0 14px;font:500 14px/1.2 -apple-system,BlinkMacSystemFont,"SF Pro Text","Avenir Next",sans-serif;outline:none}.email-auth input:focus{border-color:#8bb4f0;box-shadow:0 0 0 4px rgba(60,126,225,.08)}.auth-email-btn{height:48px;border:0;border-radius:14px;background:#111;color:#fff;font-weight:700;cursor:pointer}.auth-legal{margin:13px 10px 0;text-align:center;color:#94979d;font-size:11.5px;line-height:1.55}.auth-legal a{color:#6e737b}.auth-step{display:block}.otp-copy{margin:0 2px 14px;text-align:center;color:#72767d;font-size:13px;line-height:1.55}.otp-copy strong{color:#22252a;font-weight:700;word-break:break-all}.email-auth .otp-code{text-align:center;font-size:24px;font-weight:750;letter-spacing:8px;padding-left:22px;font-variant-numeric:tabular-nums}.otp-actions{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:10px}.otp-actions button{border:0;background:transparent;color:#55749b;font:650 12px/1.2 -apple-system,BlinkMacSystemFont,"SF Pro Text","Avenir Next",sans-serif;cursor:pointer;padding:8px 6px}.otp-actions button:disabled{color:#a7abb1;cursor:default}.auth-email-btn:disabled{opacity:.62;cursor:default}.auth-message{display:none;margin-top:12px;padding:11px 12px;border-radius:12px;background:#f4f8ff;color:#385d8e;font-size:12.5px;line-height:1.45}.auth-message.show{display:block}.auth-message.error{background:#fff2f0;color:#a34a3d}.account-top{display:flex;align-items:center;gap:13px;padding:4px 2px 18px}.account-avatar{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(180deg,#3f83ef,#2468cf);color:#fff;font-size:19px;font-weight:800;box-shadow:0 10px 24px rgba(36,104,207,.18)}.account-copy{min-width:0}.account-copy strong{display:block;font-size:17px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.account-copy span{display:block;margin-top:4px;color:var(--muted);font-size:12.5px}.account-status{margin-left:auto;padding:6px 9px;border-radius:999px;background:#edf3fb;color:#5d7190;font-size:10px;font-weight:800;letter-spacing:.05em}.account-status.active{background:#e8f6ee;color:#26784a}.account-status.expired{background:#fff0e8;color:#a65a37}.account-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:9px}.account-metric{padding:12px;border-radius:15px;background:#f6f8fb;border:1px solid #e7e9ee}.account-metric span{display:block;color:#8a8e95;font-size:10.5px}.account-metric strong{display:block;margin-top:5px;font-size:13px;line-height:1.3}.account-actions{display:grid;gap:9px;margin-top:16px}.account-actions .btn{width:100%;justify-content:center}.account-note{margin-top:14px;padding:12px 13px;border-radius:14px;background:#f6f9ff;color:#60728a;font-size:12px;line-height:1.5}.account-signout{margin-top:13px;width:100%;border:0;background:transparent;color:#8a8d93;font-weight:650;cursor:pointer;padding:9px}.pair-banner{display:none;margin:12px 0 0;padding:12px 13px;border-radius:14px;background:#eef7f1;color:#3b7050;font-size:12px;line-height:1.45}.pair-banner.show{display:block}.loading-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:currentColor;margin-right:6px;animation:pulseDot 1s ease-in-out infinite}@keyframes pulseDot{50%{opacity:.35;transform:scale(.72)}}@media(max-width:620px){.auth-modal,.account-modal{border-radius:24px;padding:22px}.account-grid{grid-template-columns:1fr}.nav-link-button{display:none}}