:root{--ink:#28324e;--ink-soft:#36394d;--teal:#0b6e71;--orange:#de6751;--orange-dark:#c24e38;--paper:#fff;--cream:#fcfdee;--surface:#faf7f4;--line:#e8ddd6;--pink:#f4d1ca;--muted:#6d7180;--good:#216e2f;--radius:10px;--font-display:"Montserrat", system-ui, sans-serif;--font-body:"Open Sans", system-ui, sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font-body);color:var(--ink-soft);background:var(--paper);margin:0;font-size:17px;line-height:1.65}h1,h2,h3,h4{font-family:var(--font-display);color:var(--ink);margin:0 0 .5em;line-height:1.2}h1{font-size:clamp(2rem,5vw,3.1rem);font-weight:800}h2{font-size:clamp(1.5rem,3.5vw,2.2rem);font-weight:700}h3{font-size:1.25rem;font-weight:700}a{color:var(--orange-dark)}img{max-width:100%;height:auto}.container{max-width:1080px;margin:0 auto;padding:0 20px}.container-narrow{max-width:780px;margin:0 auto;padding:0 20px}.btn{font-family:var(--font-display);border-radius:var(--radius);cursor:pointer;text-align:center;border:2px solid #0000;padding:.85em 1.8em;font-size:1rem;font-weight:700;text-decoration:none;transition:background .15s,color .15s;display:inline-block}.btn-primary{background:var(--orange);color:#fff}.btn-primary:hover{background:var(--orange-dark)}.btn-ghost{color:var(--ink);border-color:var(--ink);background:0 0}.btn-ghost:hover{background:var(--ink);color:#fff}.btn-light{color:var(--ink);border-color:var(--ink);background:#fff}.btn-block{width:100%;display:block}.pill{font-size:.78rem;font-weight:700;font-family:var(--font-display);letter-spacing:.04em;text-transform:uppercase;background:var(--cream);color:var(--orange-dark);border:1px solid var(--pink);border-radius:99px;padding:.25em .9em;display:inline-block}.pill-free{color:var(--good);background:#eaf6ec;border-color:#bfe3c6}.pill-orange{color:var(--orange-dark);background:#fdeee8;border-color:#f4d1ca}.card{border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:28px}.site-header{border-bottom:1px solid var(--line);background:#fff;padding:12px 0}.site-header .container{align-items:center;gap:28px;display:flex}.site-header img.logo{width:auto;height:46px}.site-header nav{flex-wrap:wrap;align-items:center;gap:22px;margin-left:auto;display:flex}.site-header nav a{color:var(--ink);font-family:var(--font-display);font-size:.92rem;font-weight:600;text-decoration:none}.site-header nav a:hover{color:var(--orange)}.site-header nav a.btn-primary{color:#fff;padding:.5em 1.2em}.site-header nav a.btn-primary:hover{color:#fff}.site-footer{background:var(--ink);color:var(--line);margin-top:80px;padding:44px 0;font-size:.9rem}.site-footer a{color:#fff;text-decoration:none}.site-footer .cols{flex-wrap:wrap;justify-content:space-between;gap:40px;display:flex}.hero{background:var(--cream);border-bottom:1px solid var(--pink);color:var(--ink);padding:84px 0;position:relative;overflow:hidden}.hero .container{position:relative}.hero .container:before{content:"";border-left:6px solid var(--orange);border-top:6px solid var(--orange);width:130px;height:96px;position:absolute;top:-28px;left:-34px}.hero h1{color:var(--ink)}.hero p.lead{max-width:620px;color:var(--ink-soft);font-size:1.2rem}.hero .accent{color:var(--orange-dark)}.section{padding:64px 0}.section-alt{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.section-head{text-align:center;max-width:660px;margin:0 auto 44px}.grid-3{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px;display:grid}.grid-2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px;display:grid}label{font-weight:600;font-family:var(--font-display);color:var(--ink);margin-bottom:6px;font-size:.9rem;display:block}input[type=text],input[type=email],input[type=password]{width:100%;font-size:1rem;font-family:var(--font-body);border:1px solid var(--line);border-radius:8px;margin-bottom:16px;padding:.7em .9em}input:focus{outline:2px solid var(--orange);border-color:var(--orange)}.form-error{color:var(--orange-dark);background:#fdeee8;border:1px solid #f4d1ca;border-radius:8px;margin-bottom:16px;padding:10px 14px;font-size:.95rem}.form-ok{color:var(--good);background:#eaf6ec;border:1px solid #bfe3c6;border-radius:8px;margin-bottom:16px;padding:10px 14px;font-size:.95rem}.lesson-content{font-size:1.05rem}.lesson-content img{border-radius:8px}.lesson-content iframe{aspect-ratio:16/9;border:0;border-radius:8px;width:100%;max-width:100%;height:auto}.lesson-content blockquote{border-left:4px solid var(--orange);background:var(--surface);border-radius:0 8px 8px 0;margin:1.2em 0;padding:.3em 1.2em}.lesson-content table{border-collapse:collapse;width:100%}.lesson-content td,.lesson-content th{border:1px solid var(--line);padding:8px 12px}.lesson-content hr{border:0;border-top:1px solid var(--line);margin:2em 0}.comparison{border:1px solid #ddd;grid-template-columns:1fr 1fr;margin:1.5em 0;display:grid}.comparison__col{padding:24px 28px 28px}.comparison__col--light{background:#fcfdee}.comparison__col--dark{color:#28324e;background:#de6751}.comparison__arrow{border-top:62px solid #de6751;border-left:46px solid #0000;border-right:46px solid #0000;width:0;height:0;margin:8px auto 20px}.comparison__arrow--light{border-top-color:#fcfdee}.comparison__title{text-align:center;color:#de6751;font-size:1.35rem;font-family:var(--font-display);margin:0 0 18px}.comparison__title--light{color:#fff}.comparison ul{margin:0;padding-left:1.2em}.comparison li{margin:.5em 0}@media (width<=700px){.comparison{grid-template-columns:1fr}}:root{--fs-sm:clamp(13px, .8rem + .15vw, 15px);--fs-normal:clamp(15px, .9rem + .25vw, 17px);--fs-lg:clamp(17px, 1rem + .45vw, 20px);--fs-xl:clamp(19px, 1.05rem + .85vw, 24px);--fs-heading:clamp(22px, 1.2rem + 1.3vw, 28px);--fs-display:clamp(25px, 1.3rem + 2.1vw, 34px)}.lesson-content [data-fs=sm]{font-size:var(--fs-sm)}.lesson-content [data-fs=normal]{font-size:var(--fs-normal)}.lesson-content [data-fs=lg]{font-size:var(--fs-lg)}.lesson-content [data-fs=xl]{font-size:var(--fs-xl)}.lesson-content [data-fs=heading]{font-size:var(--fs-heading)}.lesson-content [data-fs=display]{font-size:var(--fs-display)}