:root{--bg:#f5f7fa;--paper:#fff;--ink:#14263a;--muted:#506175;--blue:#224bc2;--blue-dark:#183894;--line:#dbe2eb;--night:#13263f;--soft:#edf2fb;--white:#fff;--night-muted:#c4d1e4;--night-line:#36506f;--font:Inter,"Segoe UI",Arial,sans-serif;--radius:1;--card-border:var(--line);--card-shadow:none;--session-shadow:0 26px 65px -30px var(--night);--session-text:var(--white);--button-bg:var(--blue);--button-hover:var(--blue-dark);--button-text:var(--white);--button-hover-text:var(--white)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline}a:focus-visible,summary:focus-visible{outline:3px solid var(--blue);outline-offset:5px;border-radius:calc(4px * var(--radius))}img{max-width:100%}.wrap{width:min(1160px,calc(100% - 64px));margin-inline:auto}.skip{position:absolute;top:-100px;left:20px;padding:12px;background:var(--paper);z-index:10}.skip:focus{top:12px}header{min-height:104px;display:flex;align-items:center;justify-content:space-between;gap:24px}header nav{display:flex;align-items:center;gap:28px;font-size:14px;font-weight:600}.brand{display:flex;align-items:center;gap:9px;font-size:24px;font-weight:800;letter-spacing:-1px}.brand span{font-size:12px;font-weight:500;letter-spacing:0;border-left:1px solid var(--line);padding-left:12px;margin-left:6px;color:var(--muted)}.brand img{border-radius:calc(10px * var(--radius))}.button{display:inline-flex;align-items:center;justify-content:center;gap:22px;padding:15px 23px;background:var(--button-bg);color:var(--button-text);border-radius:calc(9px * var(--radius));font-weight:650;line-height:1.4;text-decoration:none;min-height:48px;transition:background .15s,transform .15s}.button:hover{background:var(--button-hover);color:var(--button-hover-text);text-decoration:none;transform:translateY(-2px)}.button.small{font-size:14px;padding:11px 16px;min-height:44px}.text-link{font-weight:600;font-size:14px;text-decoration:underline;text-decoration-color:var(--line);text-underline-offset:6px}.eyebrow{text-transform:uppercase;letter-spacing:.15em;font-size:11px;font-weight:700;color:var(--muted);margin:0 0 22px}.dot{display:inline-block;width:7px;height:7px;background:var(--blue);border-radius:50%;margin-right:8px}.hero{display:grid;grid-template-columns:1.12fr 1fr;gap:76px;padding-block:65px 85px;align-items:center}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(48px,5.6vw,76px);letter-spacing:-.055em;line-height:1.02;font-weight:750;margin-bottom:28px}h1 em{font-style:normal;color:var(--blue)}.lead{font-size:18px;color:var(--muted);max-width:530px;line-height:1.7}.actions{display:flex;align-items:center;gap:24px;flex-wrap:wrap;margin-top:28px}.caption{font-size:12px;color:var(--muted);margin:17px 0 0}.session{background:var(--night);border-radius:calc(22px * var(--radius));padding:31px 34px;color:var(--session-text);box-shadow:var(--session-shadow);position:relative}.session-top{display:flex;align-items:center;justify-content:space-between;gap:12px;border-bottom:1px solid var(--night-line);padding-bottom:22px;margin-bottom:26px}.session .eyebrow{color:var(--night-muted);margin:0;font-size:9px}.pill{font-size:10px;white-space:nowrap;padding:4px 9px;border:1px solid var(--night-line);border-radius:100px;color:var(--night-muted)}.session h2{font-size:38px;letter-spacing:-.04em;line-height:1.1;margin-bottom:15px}.session-intro{font-size:14px;color:var(--night-muted);max-width:300px}.steps{list-style:none;padding:0;margin:25px 0 19px}.steps li{display:flex;gap:18px;padding:17px 0;border-top:1px solid var(--night-line)}.steps li>span{font-size:12px;color:var(--night-muted);font-variant-numeric:tabular-nums;padding-top:4px}.steps h3{font-size:15px;margin:0 0 3px}.steps p{font-size:13px;color:var(--night-muted);line-height:1.5;margin:0}.session-link{display:flex;justify-content:space-between;font-size:14px;font-weight:600;border-top:1px solid var(--night-line);padding-top:18px}.session-note{font-size:10px;color:var(--night-muted);margin:13px 0 0}.intro-band{border-block:1px solid var(--line);background:var(--paper);padding-block:27px}.intro-band .wrap{display:flex;justify-content:space-between;align-items:center;gap:28px}.intro-band p{margin:0;font-size:14px;font-weight:700}.intro-band .wrap>div{display:flex;gap:26px;color:var(--muted);font-size:12px}.section{padding-block:78px}h2{font-size:clamp(30px,3.7vw,46px);letter-spacing:-.045em;line-height:1.13;margin-bottom:20px}.section-lead{max-width:450px;color:var(--muted);font-size:17px}.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:38px}.feature-grid article{padding:25px 23px;border:1px solid var(--line);margin-right:-1px;background:var(--paper)}.feature-grid article:first-child{border-radius:calc(14px * var(--radius)) 0 0 calc(14px * var(--radius))}.feature-grid article:last-child{border-radius:0 calc(14px * var(--radius)) calc(14px * var(--radius)) 0;margin-right:0}.number{font-size:10px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--blue)}.feature-grid h3{font-size:20px;line-height:1.3;letter-spacing:-.025em;margin:22px 0 13px}.feature-grid p{font-size:14px;line-height:1.7;color:var(--muted)}.feature-grid a{font-size:12px;font-weight:700;color:var(--blue)}.split-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:36px}.split-heading .section-lead{max-width:290px}.tool-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin-top:28px}.tool-grid>a{background:var(--paper);border:1px solid var(--line);border-radius:calc(12px * var(--radius));padding:25px;transition:border-color .15s}.tool-grid>a:hover{border-color:var(--blue);text-decoration:none}.tool-grid span{font-size:10px;text-transform:uppercase;letter-spacing:.11em;color:var(--muted)}.tool-grid h3{font-size:20px;letter-spacing:-.02em;margin:12px 0 8px}.tool-grid p{font-size:13px;color:var(--muted);margin:0}.trust{display:grid;grid-template-columns:1fr 1fr;gap:55px;border-block:1px solid var(--line);padding-block:40px}.trust h2{font-size:32px}.trust p:not(.eyebrow){font-size:15px;color:var(--muted)}.faq{max-width:780px}.faq details{border-bottom:1px solid var(--line);padding-block:19px}.faq summary{font-size:16px;font-weight:600;cursor:pointer;min-height:32px}.faq details p{font-size:14px;color:var(--muted);margin:14px 0 2px}.final-cta{background:var(--soft);border:1px solid var(--line);border-radius:calc(18px * var(--radius));padding:48px;text-align:center;margin-bottom:75px}.final-cta .button{margin:8px 10px}.final-cta .text-link{display:inline-block;margin:10px}footer{border-top:1px solid var(--line);padding-block:35px}footer>.brand{font-size:22px}footer>p{color:var(--muted);font-size:13px;margin:6px 0 16px}footer nav{display:flex;flex-wrap:wrap;gap:12px 23px;font-size:12px;margin-block:20px}.fine{font-size:11px!important;line-height:1.7;max-width:900px}.topic-hero{padding-block:55px 30px;max-width:940px}.topic-hero h1{font-size:clamp(44px,5.4vw,68px);max-width:850px}.topic-hero .lead{max-width:680px}.breadcrumb{font-size:12px;color:var(--muted);display:inline-block;margin-bottom:30px}.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.topic-grid article{background:var(--paper);border:1px solid var(--line);border-radius:calc(12px * var(--radius));padding:28px}.topic-grid h2{font-size:23px;letter-spacing:-.02em}.topic-grid p{font-size:15px;color:var(--muted);margin:0}.notice{background:var(--soft);border:1px solid var(--line);border-radius:calc(12px * var(--radius));margin-block:40px;padding:27px;max-width:880px}.notice h2{font-size:23px}.notice p{color:var(--muted);font-size:14px}.notice a{font-size:13px;font-weight:600;color:var(--blue)}.prose{max-width:820px;padding-top:20px}.prose h2{font-size:27px;margin-top:35px}.prose p,.prose li{color:var(--muted);font-size:16px}.prose li{padding-block:5px}.prose ul{padding-left:22px}
@media(max-width:1000px){.hero{gap:35px}.hero h1{font-size:64px}.session{padding:26px}.session-top{flex-wrap:wrap}.feature-grid{grid-template-columns:repeat(2,1fr);gap:14px}.feature-grid article{border-radius:calc(12px * var(--radius))!important;margin:0}.intro-band .wrap{display:block}.intro-band .wrap>div{margin-top:12px;flex-wrap:wrap;gap:9px 24px}.feature-grid h3{margin-top:15px}}
@media(max-width:700px){.wrap{width:calc(100% - 36px)}header{min-height:83px;gap:12px}header nav{gap:12px}header nav>a:not(.button){display:none}.brand span{display:none}.hero{grid-template-columns:1fr;padding-block:36px 46px;gap:36px}.hero h1{font-size:clamp(48px,12vw,68px)}.hero .lead{font-size:17px}.session{max-width:500px;width:100%;padding:26px}.session h2{font-size:34px}.actions{gap:19px}.intro-band .wrap>div{font-size:11px}.section{padding-block:48px}.feature-grid{grid-template-columns:1fr}.feature-grid article{padding:24px}.feature-grid h3{margin-top:10px}.split-heading{display:block}.tool-grid{grid-template-columns:1fr 1fr;gap:10px}.tool-grid>a{padding:20px}.tool-grid h3{font-size:17px}.trust{grid-template-columns:1fr;gap:5px;padding-block:30px}.final-cta{padding:35px 20px;margin-bottom:45px}.topic-hero{padding-top:35px}.topic-grid{grid-template-columns:1fr}.topic-hero h1{font-size:44px}.prose{padding-top:0}}
@media(max-width:380px){.tool-grid{grid-template-columns:1fr}.brand{font-size:22px}.button{padding-inline:18px}.hero h1{font-size:48px}.session-top{gap:10px}.session h2{font-size:30px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button,.tool-grid>a{transition:none}.button:hover{transform:none}}

/* Neutral card edges and depth follow the app; structural dividers stay visible. */
.feature-grid article,.tool-grid>a,.topic-grid article{border-color:var(--card-border);box-shadow:var(--card-shadow)}