.purchasing-v2{--ink:#15374b;--muted:#536c78;--border:#d6e1e3;background:#fafbf8;color:var(--ink)}.wrap{width:min(1180px,calc(100% - 64px));margin-inline:auto}.purchasing-v2 h1,.purchasing-v2 h2,.purchasing-v2 h3{font-weight:500;line-height:1.08;margin:0;letter-spacing:-1.7px}.purchasing-v2 h1{font-size:69px;letter-spacing:-3.5px}.purchasing-v2 h2{font-size:43px}.purchasing-v2 h3{font-size:27px;letter-spacing:-.8px}.purchasing-v2 em{font-style:normal;color:#087d95}.purchasing-v2 p{line-height:1.75}.eyebrow{font-size:max(10px,var(--mobile-min-type,0px));font-weight:700;letter-spacing:1.7px;margin:0 0 24px;color:#426b77}.purchasing-v2 .btn{font-size:max(12px,var(--mobile-min-type,0px));padding:14px 20px;border-radius:5px;white-space:normal}.purchasing-v2 .btn.primary{background:#087f9d;color:#fff;border:1px solid #087f9d}.text-link{font-size:max(12px,var(--mobile-min-type,0px));color:#126f86;font-weight:600}.skip{position:fixed;left:15px;top:-100px;z-index:999;background:white;padding:12px}.skip:focus{top:10px}.review-bar{background:#17374a;color:#dbe9ed;padding:8px max(32px,calc((100vw - 1180px)/2));display:flex;gap:25px;font-size:max(9px,var(--mobile-min-type,0px));letter-spacing:1px}.review-bar span{margin-left:auto}.review-bar a{color:white}.opening{background:radial-gradient(ellipse at 85% 40%,#d8e9ec,transparent 58%),#eef2ee}.hero-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:85px;align-items:center;padding-block:65px 50px}.lede{font-size:16px;color:var(--muted);max-width:495px;margin:26px 0}.cta{display:flex;flex-wrap:wrap;align-items:center;gap:20px}.edition-note{font-size:max(10px,var(--mobile-min-type,0px));color:#5a737c;margin:22px 0 0;max-width:420px}.hero-bottom{border-top:1px solid #c3d4d4;padding-block:18px;display:flex;justify-content:space-between;font-size:max(9px,var(--mobile-min-type,0px));letter-spacing:1.3px}
.chapter-nav{border-bottom:1px solid var(--border);background:#fafbf8}.chapter-nav>.wrap{display:grid;grid-template-columns:repeat(3,1fr)}.chapter-nav a{display:flex;justify-content:space-between;gap:14px;padding:22px 22px;border-left:1px solid var(--border);color:#426a70;font-size:max(11px,var(--mobile-min-type,0px))}.chapter-nav a:last-child{border-right:1px solid var(--border)}.chapter-nav span{margin-right:auto;color:var(--ink);font-size:max(13px,var(--mobile-min-type,0px))}.progress-section,.complete-section,.working-day{padding-block:75px;scroll-margin-top:90px}.section-intro{display:grid;grid-template-columns:1.1fr 1fr;gap:85px;align-items:end;margin-bottom:35px}.section-intro>p{font-size:15px;color:var(--muted);margin:0}
.product-frame{margin:0;padding:16px;background:#edf1ee;border:1px solid #d5dfdb;border-radius:7px}.frame-label{display:flex;justify-content:space-between;gap:12px;font-size:max(9px,var(--mobile-min-type,0px));letter-spacing:.8px;margin:0 0 12px;color:#41676a}.screenshot-button{padding:0;display:block;position:relative;border:1px solid #ccd8d3;border-radius:3px;background:white;cursor:zoom-in;width:100%;overflow:hidden}.screenshot-button img{width:100%;height:auto;display:block}.zoom-label{position:absolute;right:8px;bottom:8px;font-size:max(10px,var(--mobile-min-type,0px));padding:8px 12px;background:#12344bf2;color:white;border-radius:4px}.product-frame figcaption{font-size:max(10px,var(--mobile-min-type,0px));line-height:1.6;color:var(--muted);margin-top:12px}
.provenance{font-size:max(10px,var(--mobile-min-type,0px));line-height:1.7;padding-block:22px 28px;color:var(--muted)}.purchasing-v2 footer{background:#edf1ed;padding:35px 0;font-size:max(11px,var(--mobile-min-type,0px));border-top:1px solid var(--border)}.purchasing-v2 footer .container>div{margin-bottom:25px}.purchasing-v2 footer address{font-size:max(11px,var(--mobile-min-type,0px))}#image-viewer{width:95vw;max-width:2400px;max-height:90vh;padding:0;border:0;border-radius:8px;background:#f7faf8;color:var(--ink)}#image-viewer::backdrop{background:#071d2bdc;backdrop-filter:blur(4px)}.viewer-toolbar{display:flex;align-items:center;justify-content:space-between;padding:12px 20px;gap:15px}.viewer-toolbar p{margin:0;font-size:max(13px,var(--mobile-min-type,0px))}.viewer-toolbar button{background:white;border:1px solid #b9cbc4;padding:9px 15px;border-radius:4px;cursor:pointer;color:var(--ink)}.viewer-hint{font-size:max(11px,var(--mobile-min-type,0px));margin:0 20px 12px}.viewer-scroll{overflow:auto;max-height:72vh}.viewer-scroll img{min-width:1900px;width:100%;display:block}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #d79434;outline-offset:4px}[hidden]{display:none!important}
.purchasing-v2 h1{font-size:65px;letter-spacing:-3.2px}.opening{background:radial-gradient(ellipse at 85% 40%,#eee1c6,transparent 58%),#f0f1e9}.hero-grid{grid-template-columns:1.1fr 1fr;gap:85px}.buying-note{background:#fffdf5;border:1px solid #d6c8a8;border-radius:7px;padding:26px 30px;box-shadow:0 25px 50px #544b3010;transform:rotate(1.3deg)}.note-heading{display:flex;justify-content:space-between;font-size:max(9px,var(--mobile-min-type,0px));letter-spacing:1px;color:#7e7056;gap:20px;line-height:1.6}.note-heading>span:first-child{max-width:300px}.note-heading>span:last-child{white-space:nowrap}.buying-note h2{font-size:37px;letter-spacing:-1.3px;margin:24px 0}.note-row{display:flex;align-items:center;gap:15px;border-top:1px solid #e0ddcf;padding:12px 0}.note-row>span{font-size:max(10px,var(--mobile-min-type,0px));color:#8e8c74}.note-row>p{font-size:max(13px,var(--mobile-min-type,0px));color:#5b706d;margin:0}.note-row>b{margin-left:auto;font-size:23px;font-weight:400;color:#234f57}.note-result{background:#1b5b62;border-radius:4px;padding:18px 20px;color:white;display:flex;align-items:center;justify-content:space-between;margin-top:10px;gap:15px}.note-result>span{font-size:max(9px,var(--mobile-min-type,0px));letter-spacing:1px;max-width:120px;line-height:1.7;color:#c7e1d5}.note-result>b{font-size:43px;font-weight:400;line-height:1;white-space:nowrap}.note-result small{font-size:max(12px,var(--mobile-min-type,0px));font-weight:400}.example-note{font-size:max(9px,var(--mobile-min-type,0px));color:#7b7c67;margin:15px 0 0}.scenario-section,.review-section,.connected{padding-block:75px;scroll-margin-top:90px}.scenario-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.scenario-tabs button{font:inherit;text-align:left;border:1px solid #cad9d0;background:#f0f4ed;color:#214b58;border-radius:5px 5px 0 0;padding:22px 25px;cursor:pointer;position:relative}.scenario-tabs button>span{display:block;font-size:max(10px,var(--mobile-min-type,0px));color:#4e796e;margin-bottom:17px}.scenario-tabs button>b{display:block;font-size:18px;font-weight:500;letter-spacing:-.4px;line-height:1.3}.scenario-tabs button>small{display:block;font-size:max(11px,var(--mobile-min-type,0px));margin-top:9px;color:#62796f;line-height:1.6}.scenario-tabs button[aria-selected=true]{background:#1b5b62;color:white;border-color:#1b5b62}.scenario-tabs button[aria-selected=true]>span,.scenario-tabs button[aria-selected=true]>small{color:#c4ded3}.scenario-panels{background:#fcfcf5;border:1px solid #c9d8cd;border-top:3px solid #1b5b62;padding:30px 35px;border-radius:0 0 6px 6px}.scenario-title>span{font-size:max(9px,var(--mobile-min-type,0px));letter-spacing:1.1px;color:#5d786c}.scenario-title h3{font-size:31px;margin-top:15px;line-height:1.2}.calculation{display:grid;grid-template-columns:1fr 20px 1fr 20px 1fr 20px 1fr 20px 1.1fr;gap:14px;align-items:center;margin:28px 0}.calculation>div{min-height:110px;display:flex;flex-direction:column;justify-content:space-between;padding:15px 0}.calculation span{font-size:max(9px,var(--mobile-min-type,0px));letter-spacing:.6px;color:#61766e;line-height:1.6;display:block;min-height:30px}.calculation b{font-size:47px;line-height:1.1;font-weight:400;letter-spacing:-1px;margin-top:10px}.calculation i{font-size:24px;font-style:normal;color:#9a8456}.calculation .suggestion{padding:15px 20px;background:#e4eddf;border-radius:4px}.suggestion b{color:#316c4e}.scenario-panels [role=tabpanel]>p{font-size:14px;color:var(--muted);border-top:1px solid #d2ddcf;padding-top:20px;margin-bottom:0;max-width:900px}.scenario-note{font-size:max(10px,var(--mobile-min-type,0px));color:#687d71;line-height:1.7;margin:20px 0 0}.static-scenarios{padding:22px;margin-top:20px;border:1px solid var(--border)}.static-scenarios p{font-size:14px}.demand-section{padding-block:70px;background:#e8efed;scroll-margin-top:90px}.demand-example{display:grid;grid-template-columns:1fr .75fr;gap:60px;align-items:center;margin:0 0 30px;padding:25px 30px;background:#fafbf5;border:1px solid #ccdad1;border-radius:6px}.demand-example small{font-size:max(9px,var(--mobile-min-type,0px));letter-spacing:.8px;line-height:1.6;color:#5c786f}.demand-math{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-top:20px;max-width:470px}.demand-math b{display:block;font-size:40px;line-height:1.1;font-weight:400;margin-bottom:7px}.demand-math span{font-size:max(11px,var(--mobile-min-type,0px));color:#5d746a}.demand-math i{font-size:24px;font-style:normal;color:#8c947c}.demand-math .demand-remaining{background:#e6eddc;padding:10px 20px;border-radius:4px;color:#356651}.demand-example>p{font-size:max(13px,var(--mobile-min-type,0px));color:var(--muted);margin:0}.section-link{display:inline-block;margin-top:22px}.review-steps{padding:0;margin:0;list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:30px}.review-steps li{border-top:1px solid #bccfc4;padding-top:22px}.review-steps li>span{font-size:max(10px,var(--mobile-min-type,0px));color:#45846e}.review-steps h3{font-size:25px;margin-top:22px;line-height:1.2}.review-steps p{font-size:14px;color:var(--muted);margin:20px 0 0}.workflow-note{font-size:max(10px,var(--mobile-min-type,0px));color:#728274;margin-top:30px}.boundaries{background:#153b4d;color:#f8faf5;padding-block:70px}.boundary-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:85px;align-items:center}.boundaries .eyebrow{color:#b3d6d3;line-height:1.6}.boundaries h2 em{color:#a4d8cc}.boundary-grid>div>p:not(.eyebrow){font-size:14px;color:#c3d6dc;margin:25px 0 0;max-width:570px}.boundary-notes>div{border-top:1px solid #ffffff2b;padding:22px 0}.boundary-notes>div:last-child{border-bottom:1px solid #ffffff2b}.boundary-notes b{display:block;font-size:20px;letter-spacing:-.4px;font-weight:500;color:#f0dfb8}.boundary-notes span{display:block;font-size:max(13px,var(--mobile-min-type,0px));line-height:1.7;color:#c4d7d9;margin-top:10px}.connection-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px}.connection-grid a{display:block;padding:30px;border:1px solid #cad9d2;border-radius:5px;background:#f0f4ec;color:var(--ink)}.connection-grid a>span{font-size:max(9px,var(--mobile-min-type,0px));letter-spacing:1px;color:#5a8174}.connection-grid h3{font-size:28px;margin-top:25px}.connection-grid p{font-size:14px;color:var(--muted);margin:20px 0}.connection-grid b{font-size:max(12px,var(--mobile-min-type,0px));font-weight:500;color:#136e79}.closing{background:#eef0e5}.closing-grid{padding-block:65px;display:flex;align-items:center;justify-content:space-between;gap:65px}.closing p:not(.eyebrow){font-size:15px;color:var(--muted);max-width:580px}.closing .btn{flex-shrink:0}
@media(max-width:1100px){.hero-grid{gap:35px}.purchasing-v2 h1{font-size:56px}.section-intro{gap:40px}.purchasing-v2 .navlinks{gap:5px}.purchasing-v2 .navlinks a{padding:8px}.buying-note{padding:24px}.scenario-tabs button{padding:20px}.scenario-tabs button>b{font-size:17px}.calculation{gap:10px;grid-template-columns:1fr 15px 1fr 15px 1fr 15px 1fr 15px 1.1fr}.calculation .suggestion{padding:15px 12px}.calculation span{font-size:max(8px,var(--mobile-min-type,0px))}.calculation b{font-size:42px}.demand-example{gap:35px}.boundary-grid{gap:45px}.closing-grid{gap:35px}}
@media(max-width:700px){.wrap{width:calc(100% - 40px)}.review-bar{padding:8px 20px;font-size:max(8px,var(--mobile-min-type,0px));gap:10px;letter-spacing:.4px}.review-bar a{max-width:110px;line-height:1.5}.review-bar span{max-width:90px;line-height:1.5}.hero-grid{grid-template-columns:1fr;padding-block:40px 30px;gap:30px}.purchasing-v2 h1{font-size:49px;letter-spacing:-2.5px}.lede{font-size:15px;margin:22px 0}.cta{gap:15px}.purchasing-v2 .btn{font-size:max(12px,var(--mobile-min-type,0px));padding:13px 16px}.buying-note{transform:none;padding:22px}.note-heading{font-size:max(8px,var(--mobile-min-type,0px));letter-spacing:.6px;gap:12px}.buying-note h2{font-size:33px;margin-block:22px}.note-row>p{font-size:max(12px,var(--mobile-min-type,0px))}.note-row{gap:12px;padding-block:11px}.note-row>b{font-size:22px}.note-result{padding:17px}.note-result>span{font-size:max(8px,var(--mobile-min-type,0px))}.note-result>b{font-size:40px}.example-note{font-size:max(8px,var(--mobile-min-type,0px))}.hero-bottom{font-size:max(8px,var(--mobile-min-type,0px));line-height:1.6}.hero-bottom>span:last-child{display:none}.chapter-nav a{padding:16px 7px;gap:5px;font-size:max(8px,var(--mobile-min-type,0px));align-items:flex-start}.chapter-nav span{font-size:max(10px,var(--mobile-min-type,0px))}.scenario-section,.review-section,.connected{padding-block:45px}.section-intro{grid-template-columns:1fr;gap:20px;margin-bottom:28px}.purchasing-v2 h2{font-size:34px;letter-spacing:-1.3px}.eyebrow{font-size:max(9px,var(--mobile-min-type,0px));letter-spacing:1.3px;margin-bottom:20px}.section-intro>p{font-size:14px}.scenario-tabs{grid-template-columns:1fr;gap:6px;margin-bottom:12px}.scenario-tabs button{padding:14px 16px;border-radius:4px;display:grid;grid-template-columns:23px 1fr;gap:4px 10px;align-items:center}.scenario-tabs button>span{grid-row:1/3;margin:0;font-size:max(9px,var(--mobile-min-type,0px))}.scenario-tabs button>b{font-size:15px;letter-spacing:-.3px}.scenario-tabs button>small{font-size:max(10px,var(--mobile-min-type,0px));margin:0}.scenario-panels{padding:24px 20px;border-radius:5px}.scenario-title>span{font-size:max(8px,var(--mobile-min-type,0px));letter-spacing:.7px}.scenario-title h3{font-size:26px;letter-spacing:-.8px;margin-top:15px}.calculation{display:grid;grid-template-columns:18px 1fr;gap:5px 10px;margin-block:24px}.calculation>div{min-height:64px;padding:12px 0;display:flex;flex-direction:row;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid #dce4d7}.calculation>div:first-child{grid-column:2}.calculation i{font-size:22px;align-self:center}.calculation span{font-size:max(9px,var(--mobile-min-type,0px));min-height:0;max-width:150px}.calculation b{font-size:36px;margin:0}.calculation .suggestion{padding:15px 18px;min-height:75px;margin-top:5px}.calculation .suggestion b{font-size:40px}.scenario-panels [role=tabpanel]>p{font-size:max(13px,var(--mobile-min-type,0px));padding-top:18px;margin-top:5px}.scenario-note{font-size:max(9px,var(--mobile-min-type,0px))}.demand-section{padding-block:45px}.demand-example{grid-template-columns:1fr;gap:22px;padding:23px 20px}.demand-example small{font-size:max(8px,var(--mobile-min-type,0px))}.demand-math{gap:10px}.demand-math b{font-size:35px}.demand-math span{font-size:max(10px,var(--mobile-min-type,0px))}.demand-math .demand-remaining{padding:9px 13px}.demand-example>p{font-size:max(12px,var(--mobile-min-type,0px));border-top:1px solid var(--border);padding-top:18px}.product-frame{padding:10px}.frame-label{font-size:max(8px,var(--mobile-min-type,0px));letter-spacing:.3px;line-height:1.5}.frame-label>span:last-child{white-space:nowrap}.product-frame figcaption{font-size:max(9px,var(--mobile-min-type,0px))}.zoom-label{font-size:max(8px,var(--mobile-min-type,0px));padding:5px 7px;bottom:3px;right:3px}.section-link{font-size:max(12px,var(--mobile-min-type,0px))}.review-steps{grid-template-columns:1fr;gap:25px}.review-steps h3{font-size:25px;margin-top:15px}.review-steps p{font-size:max(13px,var(--mobile-min-type,0px));margin-top:15px}.workflow-note{font-size:max(9px,var(--mobile-min-type,0px));line-height:1.7}.boundaries{padding-block:45px}.boundary-grid{grid-template-columns:1fr;gap:30px}.boundaries .eyebrow{font-size:max(8px,var(--mobile-min-type,0px))}.boundary-grid>div>p:not(.eyebrow){font-size:14px}.boundary-notes b{font-size:21px}.boundary-notes span{font-size:max(12px,var(--mobile-min-type,0px))}.connection-grid{grid-template-columns:1fr;gap:18px}.connection-grid a{padding:25px}.connection-grid a>span{font-size:max(8px,var(--mobile-min-type,0px))}.connection-grid h3{font-size:26px;margin-top:20px}.connection-grid p{font-size:max(13px,var(--mobile-min-type,0px))}.connection-grid b{font-size:max(11px,var(--mobile-min-type,0px))}.closing-grid{padding-block:45px;display:block}.closing p:not(.eyebrow){font-size:14px}.closing .btn{margin-top:15px}.provenance{font-size:max(9px,var(--mobile-min-type,0px))}.purchasing-v2 footer .container>div{gap:24px!important}.viewer-toolbar{padding:12px}.viewer-toolbar p{font-size:max(11px,var(--mobile-min-type,0px))}.viewer-hint{font-size:max(10px,var(--mobile-min-type,0px));margin-inline:12px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

/* Review refinements: clearer scenario selection and compact mobile legibility. */
.scenario-instruction{display:flex;align-items:baseline;justify-content:space-between;gap:20px;margin:0 0 16px;color:#426c70}.scenario-instruction strong{font-size:max(13px,var(--mobile-min-type,0px));font-weight:600}.scenario-instruction>span{font-size:max(12px,var(--mobile-min-type,0px));color:#536e69}.scenario-tabs button{padding-right:52px}.scenario-tabs button::after{content:'→';position:absolute;right:18px;top:20px;width:25px;height:25px;border:1px solid #9bb7aa;border-radius:50%;display:grid;place-items:center;font-size:15px;color:#426e62}.scenario-tabs button[aria-selected=true]::after{content:'✓';background:#d7ead8;color:#22594c;border-color:#d7ead8}.scenario-tabs button:hover:not([aria-selected=true]){background:#e3ece0;border-color:#7d9e8b}.review-clarification{font-size:14px;color:#345d62;background:#edf3eb;border-left:3px solid #638e78;padding:16px 20px;margin:0 0 30px;max-width:880px}
@media(max-width:700px){.scenario-instruction{display:block;margin-bottom:15px}.scenario-instruction strong{display:block;font-size:14px}.scenario-instruction>span{display:block;font-size:max(12px,var(--mobile-min-type,0px));line-height:1.6;margin-top:5px}.scenario-tabs button{padding-right:48px}.scenario-tabs button::after{right:13px;top:50%;transform:translateY(-50%);width:25px;height:25px}.note-row>p{font-size:14px;color:#425e59}.note-row>b{font-size:26px}.note-row>span{font-size:max(11px,var(--mobile-min-type,0px));color:#68765d}.note-row{padding-block:10px}.note-result>span{font-size:max(11px,var(--mobile-min-type,0px));letter-spacing:.6px;max-width:140px}.note-result>b{font-size:44px}.note-result small{font-size:14px}.note-result{padding:15px 17px}.review-clarification{font-size:max(13px,var(--mobile-min-type,0px));padding:15px 17px;margin-bottom:25px}}

/* Final mobile readability pass: retain desktop type and each page composition. */
@media(max-width:760px){
  .purchasing-v2{--mobile-min-type:14px}
  .purchasing-v2 .lang-option,.purchasing-v2 #lang-current,.purchasing-v2 footer p,.purchasing-v2 footer a,.purchasing-v2 footer address,.purchasing-v2 footer strong,.purchasing-v2 footer .localized,.purchasing-v2 footer #year{font-size:14px;line-height:1.6}
  .purchasing-v2 button{min-height:44px}
  .purchasing-v2 .btn{min-height:44px;white-space:normal;text-align:center}
  .purchasing-v2 .review-bar{flex-wrap:wrap;line-height:1.5}
}

@media(max-width:760px){.purchasing-v2 #menuBtn{font-size:18px}.purchasing-v2 #close-viewer{font-size:14px}}

@media(max-width:760px){
.purchasing-v2 .chapter-nav>.wrap{grid-template-columns:repeat(3,minmax(0,1fr))}
.purchasing-v2 .chapter-nav a{min-width:0;flex-direction:column;align-items:flex-start;gap:6px}
.purchasing-v2 .chapter-nav span{min-width:0;max-width:100%;overflow-wrap:anywhere;line-height:1.5}
}

@media(max-width:760px){.purchasing-v2 .hero-grid>*, .purchasing-v2 .reader-grid>*{min-width:0}}

@media(max-width:760px){.purchasing-v2 .demand-example{grid-template-columns:minmax(0,1fr)}.purchasing-v2 .demand-example>div{min-width:0}.purchasing-v2 .demand-math{gap:6px}.purchasing-v2 .demand-math span{min-width:0;flex:1}.purchasing-v2 .demand-math .demand-remaining{padding:9px 8px}}