:root{--blue:#087cff;--blue-dark:#0664cf;--ink:#101b32;--muted:#586b87;--line:#dce9f8;--ice:#eef7ff;--paper:#f7fbff;--white:#fff;--shadow:0 12px 35px #163b6510;font-family:Inter,'Segoe UI',Arial,sans-serif;color:var(--ink);font-synthesis:none}*{box-sizing:border-box}body{margin:0;background:white;font-size:15px;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #68b5ff;outline-offset:4px}h1,h2,h3,h4,p{margin:0}h1,h2,h3{letter-spacing:-.035em}p{line-height:1.65}button{color:inherit}svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}[hidden]{display:none!important}.skip-link{position:fixed;top:-80px;padding:12px;background:var(--ink);color:white;z-index:100}.skip-link:focus{top:10px}.wrap{width:min(1180px,calc(100% - 64px));margin:auto}.brand{display:inline-flex;align-items:center;gap:8px;font-size:29px;font-weight:750;letter-spacing:-1.2px}.brand-mark{font-size:35px;color:var(--blue);font-weight:600;line-height:1}.button{display:inline-flex;align-items:center;justify-content:center;gap:14px;border:1px solid var(--line);background:white;border-radius:9px;padding:13px 22px;min-height:46px;font-weight:650;font-size:14px;transition:background .15s,transform 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nav,.nav-actions{display:flex;align-items:center;gap:29px;font-size:13px}.nav a:hover{color:var(--blue)}.nav .button.primary:hover{color:white}.menu-toggle{display:none;border:1px solid var(--line);border-radius:7px;background:white;padding:8px}.hero{text-align:center;padding-top:54px}.windows-pill{display:inline-flex;gap:8px;align-items:center;border:1px solid var(--line);border-radius:30px;padding:7px 12px;font-size:12px;background:white}.windows-pill svg{color:var(--blue);width:16px;height:16px}.hero h1{font-size:clamp(40px,4.8vw,68px);line-height:1.08;max-width:950px;margin:24px auto 16px;letter-spacing:-2.8px;font-weight:760}.hero h1 span{color:var(--blue)}.hero>p{color:var(--muted);font-size:18px;max-width:690px;margin:auto}.hero-actions{display:flex;justify-content:center;gap:14px;margin:25px auto 33px}.product-stage{background:radial-gradient(ellipse at 75% 75%,#c3e5ff,transparent 70%),linear-gradient(130deg,#e9f3ff,#f3faff);min-height:405px;border:1px solid #dfedfc;border-radius:18px;position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden;padding:40px 80px 45px;text-align:left}.study-sheet{width:62%;background:#fff;box-shadow:0 16px 35px #264b6a20;border:1px solid #d4dfec;border-radius:10px;transform:translateX(-90px);min-height:310px}.sheet-bar{background:#f2f6fc;border-bottom:1px solid var(--line);padding:13px 20px;font-size:11px;color:var(--muted)}.sheet-content{padding:26px 32px 52px;font-family:Georgia,serif}.sheet-content h3{font-size:23px;margin-bottom:20px}.sheet-content p{font-size:16px}.equation{font-family:Georgia,serif;font-size:29px;margin:17px 0}.answer-window{position:absolute;right:7%;top:95px;width:43%;max-width:440px;background:white;border:1px solid #dae7f6;border-radius:13px;box-shadow:0 18px 45px #20559328;padding:19px 22px}.answer-header{display:flex;align-items:center;justify-content:space-between;font-size:11px;gap:12px}.answer-header>span:first-child{margin-right:auto}.answer-header .badge{font-size:10px;padding:4px 7px}.answer-header svg{width:15px;height:15px}.answer-content{min-height:135px;text-align:center;padding:14px 0}.answer-content .equation{font-size:31px;margin:15px 0 6px}.answer-content p{font-size:12px;color:var(--muted)}.answer-actions{display:flex;justify-content:center;gap:10px}.answer-actions .button{font-size:12px;min-height:37px;padding:9px 24px}.transparency{border-top:1px solid var(--line);margin-top:19px;padding-top:13px;font-size:9px;display:flex;align-items:center;gap:12px;color:var(--muted)}.slider-track{height:4px;background:#dce7f3;flex:1;border-radius:5px;position:relative}.slider-track:before{content:'';position:absolute;width:80%;height:100%;background:var(--blue);border-radius:5px}.slider-track:after{content:'';position:absolute;left:78%;top:-4px;width:12px;height:12px;border-radius:50%;border:1px solid #c4d8eb;background:white}.preview-caption{font-size:11px;color:var(--muted);margin:10px 0 0}.facts{display:flex;justify-content:center;gap:75px;padding:30px 0 45px;font-size:13px;color:var(--muted)}.facts span{display:flex;align-items:center;gap:12px}.facts svg{color:var(--blue)}.section{padding:67px 0}.section-heading{text-align:center;margin-bottom:33px}.section-heading h2{font-size:38px}.section-heading p{color:var(--muted);margin-top:12px}.feature-section{background:#f5faff;border-block:1px solid 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25px}.plan-credits{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}.plan-credits strong{font-size:42px;letter-spacing:-1.5px}.plan-credits span{font-size:15px;font-weight:650}.plan-cap{font-size:14px;color:var(--muted);margin:7px 0 21px;min-height:24px}.plan ul{padding:23px 0 0;margin:0 0 25px;border-top:1px solid var(--line);list-style:none}.plan li{font-size:14px;display:flex;gap:11px;line-height:1.5;margin-bottom:12px;color:#455b78}.plan li:before{content:'✓';color:var(--blue);font-weight:700}.plan .button{width:100%;margin-top:auto}.pricing-note{max-width:1000px;margin:19px auto 0;padding:15px;border:1px solid #dcecff;background:#edf7ff;border-radius:9px;text-align:center;color:var(--muted);font-size:12px}.public-rates{border:1px solid var(--line);padding:25px 28px;border-radius:12px;margin-top:30px;overflow:auto}.public-rates h3{font-size:25px}.public-rates>p{font-size:14px;color:var(--muted);margin-top:9px}.coverage-table{border-collapse:collapse;width:100%;font-size:13px;margin:20px 0 12px;min-width:450px}.coverage-table th,.coverage-table td{padding:11px 15px;border-bottom:1px solid #e7f0fa;text-align:right}.coverage-table th:first-child,.coverage-table td:first-child{text-align:left}.coverage-table thead th{background:#edf7ff;font-weight:650;color:#24446f}.coverage-table tbody th{font-weight:500}.coverage-table caption{text-align:left;font-size:12px;color:var(--muted);margin-bottom:10px}.coverage-note{font-size:12px;color:var(--muted);line-height:1.65}.account-banner{display:flex;align-items:center;justify-content:space-between;background:linear-gradient(110deg,#e8f5ff,#dcedff);border:1px solid #d7eafb;border-radius:14px;padding:30px 38px;gap:25px;margin:0 auto 50px;overflow:hidden}.account-banner h2{font-size:30px}.account-banner p{color:var(--muted);margin:10px 0 18px}.account-banner img{width:230px;height:170px;object-fit:contain}.faq{max-width:850px;margin:auto}.faq details{border-bottom:1px solid var(--line)}.faq summary{padding:20px 0;cursor:pointer;font-weight:600}.faq p{color:var(--muted);font-size:14px;padding:0 0 20px}.footer{border-top:1px solid var(--line);padding:25px 0;font-size:12px;color:var(--muted)}.footer .wrap{display:flex;align-items:center;gap:25px;flex-wrap:wrap}.footer .brand{font-size:23px;color:var(--ink)}.footer nav{display:flex;gap:22px;margin-left:auto}#public-links{display:flex;gap:20px;flex-wrap:wrap;margin-top:15px}#public-links:empty{display:none}#public-links a{text-decoration:underline}dialog{color:var(--ink);border:1px solid var(--line);border-radius:15px;padding:30px;width:min(430px,calc(100% - 32px));box-shadow:var(--shadow)}dialog::backdrop{background:#142f5155;backdrop-filter:blur(5px)}dialog h3{font-size:28px;margin-bottom:15px}dialog p{font-size:14px;color:var(--muted);margin-bottom:15px}.close{position:absolute;right:15px;top:10px;background:none;border:0;font-size:26px}dialog .button{width:100%}.dialog-symbol{color:var(--blue);font-size:32px;margin-bottom:20px}html{scroll-behavior:smooth;scroll-padding-top:100px}
@media(max-width:900px){.wrap{width:calc(100% - 40px)}.nav nav{gap:17px}.product-stage{padding:35px;min-height:370px}.study-sheet{width:70%;transform:translateX(-55px)}.answer-window{right:4%;width:49%;top:100px}.facts{gap:35px}.feature{padding:22px}.feature h3{font-size:18px}.plan{padding:25px}.section{padding:50px 0}}
@media(max-width:620px){.wrap{width:calc(100% - 32px)}.nav{height:68px;gap:15px}.brand{font-size:25px}.brand-mark{font-size:29px}.nav nav{display:none;position:absolute;top:68px;left:0;right:0;background:white;padding:22px;border-bottom:1px solid var(--line)}.nav nav.open{display:flex;flex-direction:column}.nav-actions{gap:12px}.nav-actions>.button{display:none}.menu-toggle{display:block}.hero{padding-top:35px}.hero h1{font-size:41px;letter-spacing:-1.7px}.hero>p{font-size:15px}.hero-actions{gap:9px}.hero-actions .button{padding:12px 15px;font-size:13px}.product-stage{min-height:350px;padding:20px}.study-sheet{width:95%;transform:translate(-5px,-35px);min-height:250px}.sheet-content{padding:20px}.sheet-content h3{font-size:18px}.sheet-content p{font-size:13px}.sheet-content .equation{font-size:24px}.answer-window{width:82%;right:4%;top:135px;padding:14px 15px}.answer-content{min-height:90px;padding:5px}.answer-content .equation{font-size:25px}.answer-actions .button{padding:8px 22px}.transparency{margin-top:12px;padding-top:10px}.facts{gap:16px;font-size:10px;justify-content:space-between;padding-bottom:32px}.facts span{gap:5px}.facts svg{width:17px;height:17px}.section-heading h2{font-size:29px}.section-heading p{font-size:14px}.feature-grid,.pricing-grid{grid-template-columns:1fr}.feature h3{min-height:0}.feature .feature-icon{margin-bottom:15px}.feature{padding:24px}.plan-credits strong{font-size:37px}.plan{padding:25px}.public-rates{padding:20px 15px}.public-rates h3{font-size:23px}.account-banner{padding:24px;position:relative}.account-banner h2{font-size:26px}.account-banner>div{z-index:1}.account-banner img{display:none}.footer nav{margin-left:0;width:100%}.footer .wrap{gap:15px}.section{padding:43px 0}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

/* Shorter sections and always-visible answers. */
.section{padding-top:48px;padding-bottom:48px}.section-heading{margin-bottom:24px}.faq{display:grid;grid-template-columns:1fr 1fr;gap:0 28px}.faq-item{padding:18px 0;border-bottom:1px solid var(--line)}.faq-item h3{font-size:15px;margin-bottom:8px;line-height:1.5}.faq-item p{font-size:14px;color:var(--muted);line-height:1.65}.account-banner{padding-top:30px;padding-bottom:30px}@media(max-width:650px){.section{padding-top:34px;padding-bottom:34px}.faq{grid-template-columns:1fr}}