:root{color-scheme:light;--ink:#173832;--body:#344740;--paper:#f5f3ed;--white:#fff;--line:#d4dcd4;--accent:#c5dfbd}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:2rem}body{margin:0;color:var(--body);background:var(--paper);font-family:Arial,Helvetica,sans-serif;font-size:1rem;line-height:1.65}a{color:inherit;text-underline-offset:.24em}a:focus-visible{outline:3px solid #dc742e;outline-offset:5px}img{display:block;max-width:100%;height:auto}figure{margin:0}.wrap{width:min(1110px,calc(100% - 64px));margin-inline:auto}.skip{position:absolute;top:-90px;left:20px;background:white;padding:12px;z-index:10}.skip:focus{top:10px}.site-header{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-block:26px;border-bottom:1px solid var(--line)}.brand{display:inline-flex;align-items:center;gap:12px;font-size:1.125rem;font-weight:700;text-decoration:none;color:var(--ink)}.brand-mark{display:grid;place-items:center;background:var(--ink);color:#fff;width:38px;height:38px;border-radius:9px;font-size:.875rem;letter-spacing:-.02em}nav{display:flex;gap:28px;font-size:.875rem}nav a{text-decoration:none}nav a:hover{text-decoration:underline}.hero{display:grid;grid-template-columns:1.25fr .8fr;gap:90px;align-items:center;padding-block:72px 76px}.eyebrow{font-size:.75rem;font-weight:700;letter-spacing:.13em;text-transform:uppercase;color:var(--ink);margin:0 0 18px}h1,h2,h3{color:var(--ink);font-weight:500}h1,h2{font-family:Georgia,'Times New Roman',serif}h1{font-size:clamp(2.7rem,4.6vw,4.25rem);line-height:1.08;letter-spacing:-.035em;margin:0 0 25px;max-width:650px}.intro{font-size:1.125rem;line-height:1.7;max-width:540px;margin-bottom:28px}.button{display:inline-flex;justify-content:center;align-items:center;gap:24px;background:var(--ink);color:white;padding:15px 22px;border:1px solid var(--ink);border-radius:5px;text-decoration:none;font-size:1rem;font-weight:700;line-height:1.4;transition:background .15s}.button:hover{background:#28584e}.button span{font-size:1.2rem}.file-note{font-size:.875rem;margin:14px 0 3px}.text-link{font-size:.875rem}.paper-preview{max-width:350px;justify-self:center;padding:15px 15px 0;background:#e4e8db;border-radius:7px;transform:rotate(1deg)}.paper-preview img{box-shadow:0 5px 18px #12261c18;border:1px solid #d4d8d0}.paper-preview figcaption{font-size:.75rem;text-align:center;padding:10px 0 12px;transform:rotate(-1deg)}.principle{border-block:1px solid var(--line);padding:22px 0;background:#e9ede3;color:var(--ink);font-size:1rem}.guide{display:grid;grid-template-columns:230px minmax(0,1fr);gap:70px;padding-block:78px 84px;align-items:start}.guide-label{position:sticky;top:35px}.guide-label p{font-size:.875rem}.guide-label .meta{font-size:.75rem;line-height:1.7;margin-top:26px;color:#526058}.guide h2{font-size:2.55rem;line-height:1.18;margin:0 0 28px;letter-spacing:-.025em}article>p{margin:0 0 22px}h3{font-family:Arial,Helvetica,sans-serif;font-size:1.125rem;line-height:1.4;font-weight:700;margin:0 0 12px}.guide-step{display:grid;grid-template-columns:42px minmax(0,1fr);gap:18px;border-top:1px solid var(--line);padding-top:27px;margin-top:32px}.step-number{font-family:Georgia,'Times New Roman',serif;color:#557567;font-size:1.5rem;line-height:1.3}.guide-step p{margin:0 0 16px}.example{border-left:3px solid #688d6b;padding:20px 22px;background:#e7ecdf;margin:24px 0 8px}.example .eyebrow{font-size:.75rem;margin-bottom:7px}.example p:last-child{margin:0}.message{background:white;border:1px solid var(--line);padding:28px;margin:32px 0}blockquote{margin:0;font-family:Georgia,'Times New Roman',serif;font-size:1.125rem;line-height:1.75}.kit-section{background:var(--ink);color:#f4f4ea}.kit{display:grid;grid-template-columns:1fr 1.05fr;gap:60px;align-items:center;padding-block:65px}.kit h2{font-size:2.6rem;line-height:1.15;margin:0 0 12px;letter-spacing:-.02em}.kit h2,.kit .eyebrow{color:white}.kit .eyebrow{color:var(--accent)}.price{font-size:1.75rem;margin:0 0 20px;color:white;font-weight:700}.price span{display:block;font-size:.875rem;font-weight:400;color:#dce7d8}.kit ul{padding-left:20px;margin:0 0 25px}.kit li{padding-left:3px;margin-bottom:7px}.light{background:var(--accent);color:var(--ink);border-color:var(--accent)}.light:hover{background:#e1efdb}.kit-note{font-size:.875rem;color:#dde7db;margin-top:20px;line-height:1.6}.kit-preview img{border-radius:4px}.kit-preview figcaption{font-size:.75rem;color:#dde7db;margin-top:13px}.details{padding-block:64px 55px}.details>h2{font-size:2.25rem;margin:0 0 30px}.detail-columns{display:grid;grid-template-columns:1fr 1fr;gap:70px}.detail-columns p{margin-bottom:0}footer{display:grid;grid-template-columns:190px 1fr;gap:10px 50px;border-top:1px solid var(--line);padding-block:28px 38px;font-size:.75rem}footer .brand{font-size:1rem;align-self:start}footer p{margin:0;max-width:700px}footer>a{grid-column:2;font-size:.875rem}#guide,#kit{scroll-margin-top:25px}@media(max-width:900px){.wrap{width:min(1110px,calc(100% - 44px))}.hero{gap:40px;grid-template-columns:1.3fr .75fr;padding-block:50px}.hero h1{font-size:3.1rem}.guide{grid-template-columns:170px minmax(0,1fr);gap:36px}.kit{gap:35px}.kit h2{font-size:2.25rem}}@media(max-width:650px){.wrap{width:calc(100% - 36px)}.site-header{gap:12px;padding-block:20px;align-items:flex-start}.brand{font-size:1rem;gap:8px}.brand-mark{width:30px;height:30px;font-size:.75rem}nav{gap:13px;font-size:.875rem;flex-wrap:wrap;justify-content:flex-end;max-width:150px}.hero{grid-template-columns:1fr;gap:35px;padding-block:42px}.hero h1{font-size:2.75rem}.intro{font-size:1.0625rem}.paper-preview{max-width:290px;width:85%}.principle{font-size:.875rem}.guide{display:block;padding-block:45px}.guide-label{position:static;margin-bottom:32px;max-width:420px}.guide-label .meta{margin-top:12px}.guide h2{font-size:2.1rem}.guide-step{gap:8px;grid-template-columns:32px minmax(0,1fr)}.step-number{font-size:1.3rem}.message{padding:22px}.button{max-width:100%;gap:14px;padding:15px 18px}.kit{grid-template-columns:1fr;gap:30px;padding-block:42px}.kit-preview{order:2}.kit h2{font-size:2.3rem}.details{padding-block:42px}.detail-columns{grid-template-columns:1fr;gap:25px}footer{display:block;padding-block:25px}footer p{margin:14px 0}footer>a{display:inline-block;margin-top:4px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button{transition:none}}@media print{nav,.button,.file-note,.text-link,.kit-section,footer,.paper-preview,.skip{display:none}.wrap{width:100%}.site-header{padding:0 0 15px}.hero,.guide{display:block;padding:20px 0}.hero h1{font-size:30pt}.guide-label{position:static}.guide-step{break-inside:avoid}.message,.example{break-inside:avoid}.details{padding-block:20px}}