{"title":"Print + Digital Textbook Bundles","description":"\u003c!-- ============================================================\n     COLLECTION PAGE — PRINT + DIGITAL TEXTBOOK BUNDLES\n     Collection description (SEO-expanded) — Publish or Perish, Inc.\n     Paste into Shopify collection description (HTML editor)\n     No emojis | No copyright symbols in body | Feed-safe\n     Matches house style of the product descriptions\n\n     PAGE TITLE (SEO):\n     Print + Digital Textbook Bundles | Print Book Plus Readium LCP eBook | Publish or Perish\n\n     META DESCRIPTION (paste into SEO field):\n     Shop print and digital textbook bundles direct from the publisher. Get a print book plus a secure Readium LCP digital edition with 6-month, 12-month, or lifetime access.\n     ============================================================ --\u003e\n\u003cstyle\u003e\n  .pop-desc {\n    font-family: Georgia, 'Times New Roman', serif;\n    color: #1a1a1a;\n    line-height: 1.75;\n    max-width: 720px;\n  }\n  .pop-desc p {\n    margin: 0 0 1.25em 0;\n    font-size: 1em;\n  }\n  .pop-desc strong { font-weight: 700; }\n  .pop-desc em { font-style: italic; }\n  .pop-desc .pop-lead {\n    font-size: 1.05em;\n    border-left: 3px solid #1a1a1a;\n    padding-left: 1.1em;\n    margin-bottom: 1.75em;\n  }\n  .pop-desc h3 {\n    font-family: Georgia, 'Times New Roman', serif;\n    font-size: 0.8em;\n    font-weight: 700;\n    letter-spacing: 0.12em;\n    text-transform: uppercase;\n    color: #1a1a1a;\n    margin: 2em 0 0.75em 0;\n    padding-bottom: 0.4em;\n    border-bottom: 1px solid #d0d0d0;\n  }\n  .pop-desc ul.pop-features {\n    list-style: none;\n    padding: 0;\n    margin: 0 0 1.5em 0;\n  }\n  .pop-desc ul.pop-features li {\n    padding: 0.55em 0 0.55em 1.4em;\n    position: relative;\n    border-bottom: 1px solid #efefef;\n    font-size: 0.97em;\n  }\n  .pop-desc ul.pop-features li:last-child { border-bottom: none; }\n  .pop-desc ul.pop-features li::before {\n    content: '';\n    position: absolute;\n    left: 0;\n    top: 0.95em;\n    width: 5px;\n    height: 5px;\n    background: #1a1a1a;\n    border-radius: 50%;\n  }\n  .pop-desc .pop-notice {\n    background: #f7f7f5;\n    border-left: 3px solid #1a1a1a;\n    padding: 1em 1.25em;\n    margin: 1.75em 0;\n    font-size: 0.93em;\n  }\n  .pop-desc .pop-notice p { margin: 0; }\n  .pop-desc hr.pop-rule {\n    border: none;\n    border-top: 1px solid #d0d0d0;\n    margin: 2em 0;\n  }\n  .pop-desc .pop-faq-q {\n    font-weight: 700;\n    margin: 1.5em 0 0.35em 0;\n    font-size: 0.98em;\n  }\n  .pop-desc .pop-faq-a {\n    margin: 0 0 1.25em 0;\n    font-size: 0.95em;\n  }\n  .pop-desc a {\n    color: #1a1a1a;\n    text-decoration: underline;\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"pop-desc\"\u003e\n\u003cp class=\"pop-lead\"\u003eShop our \u003cstrong\u003eprint and digital textbook bundles\u003c\/strong\u003e and get the best of both formats in one discounted package. Each bundle pairs a physical textbook with the official digital edition of the same book, delivered as a secure Readium LCP eBook, so you can study from a printed copy at your desk and read the same text on your laptop, tablet, or phone wherever you go. Every bundle is sold direct from the publisher, Publish or Perish, Inc., for an authentic, high-fidelity text at a lower price than buying the print book and digital edition separately.\u003c\/p\u003e\n\u003ch3\u003eWhat Is a Print and Digital Textbook Bundle?\u003c\/h3\u003e\n\u003cp\u003eA print and digital textbook bundle combines a physical book with a matching digital edition upgrade, bundled together and sold as a single unit. Instead of choosing between a print textbook and an eBook, you get both: the durability and readability of a printed mathematics textbook for serious study, plus the portability and searchability of a digital copy you can carry on any device. It is the simplest way to buy a textbook online when you want a hard copy on your shelf and a digital version in your bag.\u003c\/p\u003e\n\u003ch3\u003eHow the Bundles Work\u003c\/h3\u003e\n\u003cp\u003eChoose a title from the collection below and select the digital access term that fits the way you study. Your print copy ships as a standard physical order. Your digital edition is sent to you by email by our team, so please allow up to one business day to receive it. The digital file is provided in \u003cstrong\u003eReadium LCP\u003c\/strong\u003e (Licensed Content Protection) format, an open, interoperable, and secure eBook standard supported by a broad ecosystem of free reading applications, including \u003cstrong\u003eThorium Reader\u003c\/strong\u003e on desktop and \u003cstrong\u003eAldiko Next\u003c\/strong\u003e on mobile. To open the book, you enter your LCP passphrase, which is your Order Number, in your reading app. Because the standard is open rather than locked to a single device or store, you are free to read your digital textbook on the Readium-compliant app you prefer.\u003c\/p\u003e\n\u003ch3\u003eChoose Your Digital Access Term\u003c\/h3\u003e\n\u003cp\u003eEvery bundle offers three digital access terms so you only pay for the length of access you actually need:\u003c\/p\u003e\n\u003cul class=\"pop-features\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-month access\u003c\/strong\u003e — affordable short-term digital access, ideal for a single course, a one-semester class, or a focused review period.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12-month access\u003c\/strong\u003e — a full year of digital access at strong value, well suited to year-long courses, comprehensive exams, and ongoing study.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLifetime access\u003c\/strong\u003e — permanent digital access that never expires, the best long-term value for a reference you will return to for years.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor the 6-month and 12-month terms, your digital access period begins only when you unlock the book by entering your LCP passphrase in your reader app, not at the moment you place your order. That means you can buy your bundle early, before classes start, without losing a single day of access. Lifetime access never expires, so there is no countdown to track at all.\u003c\/p\u003e\n\u003ch3\u003eAvailable Only Here, Direct from the Publisher\u003c\/h3\u003e\n\u003cp\u003eThe digital edition and this print and digital bundle are available exclusively from Publish or Perish at mathpop.com. There is no other source for the digital edition: it is not sold through any other retailer, online marketplace, or eBook store. This is the only place you can get the official digital edition paired with your print book as a single licensed bundle, at one discounted price, straight from the publisher. Ordering here guarantees an authentic, complete, and unabridged text and a genuine, fully licensed Readium LCP eBook.\u003c\/p\u003e\n\u003ch3\u003eReading Apps and Device Compatibility\u003c\/h3\u003e\n\u003cp\u003eYour Readium LCP digital edition works across desktops, laptops, tablets, and phones through free, widely used reading apps. On a computer, Thorium Reader is a popular free choice for Windows, macOS, and Linux. On mobile, Aldiko Next supports both Android and iOS. Any other reading application that supports the Readium LCP standard will also open your file. For the complete list of compatible readers and devices, plus a step-by-step setup and passphrase guide, see our \u003ca href=\"https:\/\/mathpop.com\/pages\/ebook-access-guide-readium-lcp-compatibility\"\u003eEbook Access \u0026amp; Compatibility Guide\u003c\/a\u003e. Before purchasing, please confirm that your preferred reading app supports Readium LCP.\u003c\/p\u003e\n\u003cp\u003ePrefer the digital edition on its own, without the print copy? Browse our \u003ca href=\"https:\/\/mathpop.com\/collections\/digital-editions\"\u003eDigital Editions collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eAdobe DRM Format — By Request Only\u003c\/h3\u003e\n\u003cp\u003eWe also offer an Adobe DRM edition, a newer Adobe encryption scheme with stronger protection that supports both EPUB and PDF files. Because many readers found it more difficult to set up and use, we no longer list it on the site by default and supply the Readium LCP edition as our standard format. If Adobe DRM is genuinely the better fit for your reading setup, you are welcome to \u003ca href=\"mailto:contact@mathpop.com\"\u003econtact us\u003c\/a\u003e and we will provide the Adobe format on request.\u003c\/p\u003e\n\u003cp\u003ePlease note that support for the Adobe format is limited. As of July 2025, Adobe's eBook platform, including Adobe Content Server and Adobe Digital Editions, transitioned to a new provider, Harman, so updates and technical assistance are now handled outside of Adobe. You can read Adobe's own explanation of the transition in their \u003ca href=\"https:\/\/helpx.adobe.com\/enterprise\/kb\/eol-faq-adobe-digital-editions.html\" rel=\"noopener\" target=\"_blank\"\u003eplatform transition FAQ\u003c\/a\u003e. For these reasons the Adobe edition is a request-only option, and for most customers we recommend Readium LCP.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdiv itemscope=\"\" itemtype=\"https:\/\/schema.org\/FAQPage\"\u003e\n\u003cdiv itemscope=\"\" itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\"\u003e\n\u003cp class=\"pop-faq-q\" itemprop=\"name\"\u003eWhat do I receive in a print and digital textbook bundle?\u003c\/p\u003e\n\u003cdiv itemscope=\"\" itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\n\u003cp class=\"pop-faq-a\" itemprop=\"text\"\u003eYou receive a physical print copy of the textbook shipped to you, plus a digital edition of the same book delivered by email as a Readium LCP download. Both formats are included in one bundled price.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv itemscope=\"\" itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\"\u003e\n\u003cp class=\"pop-faq-q\" itemprop=\"name\"\u003eWhat format is the digital edition?\u003c\/p\u003e\n\u003cdiv itemscope=\"\" itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\n\u003cp class=\"pop-faq-a\" itemprop=\"text\"\u003eThe digital edition is provided in Readium LCP, an open and secure eBook standard. It is supported by free reading apps such as Thorium Reader on desktop and Aldiko Next on mobile, along with other Readium-compliant applications. Our \u003ca href=\"https:\/\/mathpop.com\/pages\/ebook-access-guide-readium-lcp-compatibility\"\u003eEbook Access \u0026amp; Compatibility Guide\u003c\/a\u003e lists every supported reader and walks through setup.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv itemscope=\"\" itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\"\u003e\n\u003cp class=\"pop-faq-q\" itemprop=\"name\"\u003eWhen does my digital access period start?\u003c\/p\u003e\n\u003cdiv itemscope=\"\" itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\n\u003cp class=\"pop-faq-a\" itemprop=\"text\"\u003eFor the 6-month and 12-month terms, your access period starts only when you unlock the book by entering your LCP passphrase, not when you place your order, so buying early costs you no access days. Lifetime access never expires.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv itemscope=\"\" itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\"\u003e\n\u003cp class=\"pop-faq-q\" itemprop=\"name\"\u003eHow is the digital edition delivered?\u003c\/p\u003e\n\u003cdiv itemscope=\"\" itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\n\u003cp class=\"pop-faq-a\" itemprop=\"text\"\u003eFor bundles, your digital edition is sent to you by email by our team, so please allow up to one business day to receive it. Once it arrives, open the Readium LCP file in your reading app and enter your LCP passphrase, which is your Order Number, to unlock the book. Step-by-step instructions are in our \u003ca href=\"https:\/\/mathpop.com\/pages\/ebook-access-guide-readium-lcp-compatibility\"\u003eEbook Access \u0026amp; Compatibility Guide\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv itemscope=\"\" itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\"\u003e\n\u003cp class=\"pop-faq-q\" itemprop=\"name\"\u003eDo you offer an Adobe DRM version?\u003c\/p\u003e\n\u003cdiv itemscope=\"\" itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\n\u003cp class=\"pop-faq-a\" itemprop=\"text\"\u003eAn Adobe DRM edition, which supports EPUB and PDF, is available by request only. It is no longer listed on the site because many readers found it harder to use, and support is limited following the July 2025 transition of Adobe's eBook platform to a new provider, Harman. If you believe Adobe DRM is the right fit for you, please contact us. For most customers we recommend our standard Readium LCP edition.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv itemscope=\"\" itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\"\u003e\n\u003cp class=\"pop-faq-q\" itemprop=\"name\"\u003eCan I return a bundle?\u003c\/p\u003e\n\u003cdiv itemscope=\"\" itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\n\u003cp class=\"pop-faq-a\" itemprop=\"text\"\u003eEach bundle is sold as a single discounted unit, so the full bundle becomes non-refundable once the digital license has been activated, meaning once you have used your LCP passphrase to unlock the book. If you may want to return the print book, hold off on unlocking the digital edition until you are certain you are keeping the book. Full return details are listed on each product page.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pop-notice\"\u003e\n\u003cp\u003e\u003cstrong\u003eBefore you buy:\u003c\/strong\u003e because each bundle is deeply discounted and sold together as one unit, the full bundle becomes non-refundable once the digital license has been activated with your LCP passphrase. To keep your return option open on the print book, simply hold off on unlocking your digital edition until you are sure. Complete terms appear on each product page.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","products":[{"product_id":"calculus-print-digital-companion-bundle","title":"Calculus Print + Digital Companion Bundle 6 Months","description":"\u003c!-- ============================================================\n     DIGITAL EDITION UPGRADE — ADD-ON BUNDLE (6-MONTH ACCESS)\n     Short product description — Publish or Perish, Inc.\n     Paste into Shopify product description (HTML editor)\n     No emojis | No copyright symbols in body | Feed-safe\n     Matches house style of the Calculus 4th Ed. description\n     ============================================================ --\u003e\n\n\u003cstyle\u003e\n  .pop-desc {\n    font-family: Georgia, 'Times New Roman', serif;\n    color: #1a1a1a;\n    line-height: 1.75;\n    max-width: 720px;\n  }\n  .pop-desc p {\n    margin: 0 0 1.25em 0;\n    font-size: 1em;\n  }\n  .pop-desc strong { font-weight: 700; }\n  .pop-desc em { font-style: italic; }\n  .pop-desc .pop-lead {\n    font-size: 1.05em;\n    border-left: 3px solid #1a1a1a;\n    padding-left: 1.1em;\n    margin-bottom: 1.75em;\n  }\n  .pop-desc h3 {\n    font-family: Georgia, 'Times New Roman', serif;\n    font-size: 0.8em;\n    font-weight: 700;\n    letter-spacing: 0.12em;\n    text-transform: uppercase;\n    color: #1a1a1a;\n    margin: 2em 0 0.75em 0;\n    padding-bottom: 0.4em;\n    border-bottom: 1px solid #d0d0d0;\n  }\n  .pop-desc ul.pop-features {\n    list-style: none;\n    padding: 0;\n    margin: 0 0 1.5em 0;\n  }\n  .pop-desc ul.pop-features li {\n    padding: 0.55em 0 0.55em 1.4em;\n    position: relative;\n    border-bottom: 1px solid #efefef;\n    font-size: 0.97em;\n  }\n  .pop-desc ul.pop-features li:last-child { border-bottom: none; }\n  .pop-desc ul.pop-features li::before {\n    content: '';\n    position: absolute;\n    left: 0;\n    top: 0.95em;\n    width: 5px;\n    height: 5px;\n    background: #1a1a1a;\n    border-radius: 50%;\n  }\n  .pop-desc .pop-notice {\n    background: #f7f7f5;\n    border-left: 3px solid #1a1a1a;\n    padding: 1em 1.25em;\n    margin: 1.75em 0;\n    font-size: 0.93em;\n  }\n  .pop-desc .pop-notice p { margin: 0; }\n  .pop-desc .pop-shipping {\n    display: flex;\n    flex-wrap: wrap;\n    gap: 0;\n    border: 1px solid #d0d0d0;\n    margin: 1.75em 0;\n    font-size: 0.8em;\n  }\n  .pop-desc .pop-shipping-item {\n    flex: 1 1 auto;\n    min-width: 0;\n    padding: 0.7em 0.5em;\n    text-align: center;\n    border-right: 1px solid #d0d0d0;\n    box-sizing: border-box;\n  }\n  .pop-desc .pop-shipping-item:last-child { border-right: none; }\n  .pop-desc .pop-shipping-item .pop-shipping-label {\n    display: block;\n    font-size: 0.75em;\n    letter-spacing: 0.08em;\n    text-transform: uppercase;\n    color: #777;\n    margin-bottom: 0.2em;\n    white-space: nowrap;\n  }\n  .pop-desc .pop-shipping-item .pop-shipping-value {\n    display: block;\n    font-weight: 700;\n    color: #1a1a1a;\n    word-break: break-word;\n  }\n  .pop-desc hr.pop-rule {\n    border: none;\n    border-top: 1px solid #d0d0d0;\n    margin: 2em 0;\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"pop-desc\"\u003e\n\n  \u003cp class=\"pop-lead\"\u003e\n    The official digital edition upgrade for your physical textbook, delivered securely in \u003cstrong\u003eReadium LCP\u003c\/strong\u003e format. Add it to your print copy and read the complete text on the device of your choice.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eFormat and Compatibility\u003c\/h3\u003e\n\n  \u003cp\u003eReadium LCP is an open, secure standard supported by a wide range of free reading apps, including \u003cstrong\u003eThorium Reader\u003c\/strong\u003e (desktop) and \u003cstrong\u003eAldiko Next\u003c\/strong\u003e (mobile). Please confirm your preferred app supports Readium LCP before activating.\u003c\/p\u003e\n\n  \u003c!-- At-a-glance strip --\u003e\n  \u003cdiv class=\"pop-shipping\"\u003e\n    \u003cdiv class=\"pop-shipping-item\"\u003e\n      \u003cspan class=\"pop-shipping-label\"\u003eFormat\u003c\/span\u003e\n      \u003cspan class=\"pop-shipping-value\"\u003eReadium LCP\u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"pop-shipping-item\"\u003e\n      \u003cspan class=\"pop-shipping-label\"\u003eAccess\u003c\/span\u003e\n      \u003cspan class=\"pop-shipping-value\"\u003e6 Months\u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"pop-shipping-item\"\u003e\n      \u003cspan class=\"pop-shipping-label\"\u003eClock Starts\u003c\/span\u003e\n      \u003cspan class=\"pop-shipping-value\"\u003eOn Activation\u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"pop-shipping-item\"\u003e\n      \u003cspan class=\"pop-shipping-label\"\u003eDelivery\u003c\/span\u003e\n      \u003cspan class=\"pop-shipping-value\"\u003eBy Email\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003ch3\u003eReturns and Activation\u003c\/h3\u003e\n\n  \u003cul class=\"pop-features\"\u003e\n    \u003cli\u003e\n\u003cstrong\u003eYour 6 months start when you do.\u003c\/strong\u003e Buy early without losing days. Your 6-month access period begins only when you activate and download the file into your reader app, not when you order.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eThe bundle is sold as a single unit.\u003c\/strong\u003e Because the digital companion is deeply discounted and paired with your print copy, the full bundle becomes non-refundable once the digital license has been activated.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eKeep your return option open.\u003c\/strong\u003e To preserve a return on the physical textbook, simply hold off on opening or activating your digital delivery email until you are certain you are keeping the book.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003cdiv class=\"pop-notice\"\u003e\n    \u003cp\u003e\u003cstrong\u003eIn short:\u003c\/strong\u003e nothing is locked in until you activate. If there is any chance you will return the print book, leave the digital link untouched until you have decided.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Publish or Perish, Inc. ®","offers":[{"title":"Default Title","offer_id":52135614972206,"sku":null,"price":179.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0829\/3705\/3486\/files\/Calculus-4th-Edition-Spivak-Cover.jpg_or_Calculus-4th-Edition-Cover_9af313b4-45f2-4825-9b4d-0a6ba78ae324.png?v=1763799456"},{"product_id":"calculus-print-full-year-digital","title":"Calculus Print + Companion Bundle 12-month Digital","description":"\u003c!-- ============================================================\n     DIGITAL EDITION UPGRADE — ADD-ON BUNDLE (12-MONTH ACCESS)\n     Short product description — Publish or Perish, Inc.\n     Paste into Shopify product description (HTML editor)\n     No emojis | No copyright symbols in body | Feed-safe\n     Matches house style of the Calculus 4th Ed. description\n     ============================================================ --\u003e\n\n\u003cstyle\u003e\n  .pop-desc {\n    font-family: Georgia, 'Times New Roman', serif;\n    color: #1a1a1a;\n    line-height: 1.75;\n    max-width: 720px;\n  }\n  .pop-desc p {\n    margin: 0 0 1.25em 0;\n    font-size: 1em;\n  }\n  .pop-desc strong { font-weight: 700; }\n  .pop-desc em { font-style: italic; }\n  .pop-desc .pop-lead {\n    font-size: 1.05em;\n    border-left: 3px solid #1a1a1a;\n    padding-left: 1.1em;\n    margin-bottom: 1.75em;\n  }\n  .pop-desc h3 {\n    font-family: Georgia, 'Times New Roman', serif;\n    font-size: 0.8em;\n    font-weight: 700;\n    letter-spacing: 0.12em;\n    text-transform: uppercase;\n    color: #1a1a1a;\n    margin: 2em 0 0.75em 0;\n    padding-bottom: 0.4em;\n    border-bottom: 1px solid #d0d0d0;\n  }\n  .pop-desc ul.pop-features {\n    list-style: none;\n    padding: 0;\n    margin: 0 0 1.5em 0;\n  }\n  .pop-desc ul.pop-features li {\n    padding: 0.55em 0 0.55em 1.4em;\n    position: relative;\n    border-bottom: 1px solid #efefef;\n    font-size: 0.97em;\n  }\n  .pop-desc ul.pop-features li:last-child { border-bottom: none; }\n  .pop-desc ul.pop-features li::before {\n    content: '';\n    position: absolute;\n    left: 0;\n    top: 0.95em;\n    width: 5px;\n    height: 5px;\n    background: #1a1a1a;\n    border-radius: 50%;\n  }\n  .pop-desc .pop-notice {\n    background: #f7f7f5;\n    border-left: 3px solid #1a1a1a;\n    padding: 1em 1.25em;\n    margin: 1.75em 0;\n    font-size: 0.93em;\n  }\n  .pop-desc .pop-notice p { margin: 0; }\n  .pop-desc .pop-shipping {\n    display: flex;\n    flex-wrap: wrap;\n    gap: 0;\n    border: 1px solid #d0d0d0;\n    margin: 1.75em 0;\n    font-size: 0.8em;\n  }\n  .pop-desc .pop-shipping-item {\n    flex: 1 1 auto;\n    min-width: 0;\n    padding: 0.7em 0.5em;\n    text-align: center;\n    border-right: 1px solid #d0d0d0;\n    box-sizing: border-box;\n  }\n  .pop-desc .pop-shipping-item:last-child { border-right: none; }\n  .pop-desc .pop-shipping-item .pop-shipping-label {\n    display: block;\n    font-size: 0.75em;\n    letter-spacing: 0.08em;\n    text-transform: uppercase;\n    color: #777;\n    margin-bottom: 0.2em;\n    white-space: nowrap;\n  }\n  .pop-desc .pop-shipping-item .pop-shipping-value {\n    display: block;\n    font-weight: 700;\n    color: #1a1a1a;\n    word-break: break-word;\n  }\n  .pop-desc hr.pop-rule {\n    border: none;\n    border-top: 1px solid #d0d0d0;\n    margin: 2em 0;\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"pop-desc\"\u003e\n\n  \u003cp class=\"pop-lead\"\u003e\n    The official digital edition upgrade for your physical textbook, delivered securely in \u003cstrong\u003eReadium LCP\u003c\/strong\u003e format. Add it to your print copy and read the complete text on the device of your choice.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eFormat and Compatibility\u003c\/h3\u003e\n\n  \u003cp\u003eReadium LCP is an open, secure standard supported by a wide range of free reading apps, including \u003cstrong\u003eThorium Reader\u003c\/strong\u003e (desktop) and \u003cstrong\u003eAldiko Next\u003c\/strong\u003e (mobile). Please confirm your preferred app supports Readium LCP before activating.\u003c\/p\u003e\n\n  \u003c!-- At-a-glance strip --\u003e\n  \u003cdiv class=\"pop-shipping\"\u003e\n    \u003cdiv class=\"pop-shipping-item\"\u003e\n      \u003cspan class=\"pop-shipping-label\"\u003eFormat\u003c\/span\u003e\n      \u003cspan class=\"pop-shipping-value\"\u003eReadium LCP\u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"pop-shipping-item\"\u003e\n      \u003cspan class=\"pop-shipping-label\"\u003eAccess\u003c\/span\u003e\n      \u003cspan class=\"pop-shipping-value\"\u003e12 Months\u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"pop-shipping-item\"\u003e\n      \u003cspan class=\"pop-shipping-label\"\u003eClock Starts\u003c\/span\u003e\n      \u003cspan class=\"pop-shipping-value\"\u003eOn Activation\u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"pop-shipping-item\"\u003e\n      \u003cspan class=\"pop-shipping-label\"\u003eDelivery\u003c\/span\u003e\n      \u003cspan class=\"pop-shipping-value\"\u003eBy Email\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003ch3\u003eReturns and Activation\u003c\/h3\u003e\n\n  \u003cul class=\"pop-features\"\u003e\n    \u003cli\u003e\n\u003cstrong\u003eYour 12 months start when you do.\u003c\/strong\u003e Buy early without losing days. Your 12-month access period begins only when you activate and download the file into your reader app, not when you order.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eThe bundle is sold as a single unit.\u003c\/strong\u003e Because the digital companion is deeply discounted and paired with your print copy, the full bundle becomes non-refundable once the digital license has been activated.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eKeep your return option open.\u003c\/strong\u003e To preserve a return on the physical textbook, simply hold off on opening or activating your digital delivery email until you are certain you are keeping the book.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003cdiv class=\"pop-notice\"\u003e\n    \u003cp\u003e\u003cstrong\u003eIn short:\u003c\/strong\u003e nothing is locked in until you activate. If there is any chance you will return the print book, leave the digital link untouched until you have decided.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Publish or Perish, Inc. ®","offers":[{"title":"Default Title","offer_id":52135625490734,"sku":null,"price":189.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0829\/3705\/3486\/files\/spivak-calculus-4th-edition-cover-spine-hardcover.jpg?v=1760317985"},{"product_id":"calculus-print-companion-bundle-lifetime","title":"Calculus Print + Companion Bundle Lifetime","description":"\u003c!-- ============================================================\n     DIGITAL EDITION UPGRADE — ADD-ON BUNDLE (LIFETIME ACCESS)\n     Short product description — Publish or Perish, Inc.\n     Paste into Shopify product description (HTML editor)\n     No emojis | No copyright symbols in body | Feed-safe\n     Matches house style of the Calculus 4th Ed. description\n     ============================================================ --\u003e\n\n\u003cstyle\u003e\n  .pop-desc {\n    font-family: Georgia, 'Times New Roman', serif;\n    color: #1a1a1a;\n    line-height: 1.75;\n    max-width: 720px;\n  }\n  .pop-desc p {\n    margin: 0 0 1.25em 0;\n    font-size: 1em;\n  }\n  .pop-desc strong { font-weight: 700; }\n  .pop-desc em { font-style: italic; }\n  .pop-desc .pop-lead {\n    font-size: 1.05em;\n    border-left: 3px solid #1a1a1a;\n    padding-left: 1.1em;\n    margin-bottom: 1.75em;\n  }\n  .pop-desc h3 {\n    font-family: Georgia, 'Times New Roman', serif;\n    font-size: 0.8em;\n    font-weight: 700;\n    letter-spacing: 0.12em;\n    text-transform: uppercase;\n    color: #1a1a1a;\n    margin: 2em 0 0.75em 0;\n    padding-bottom: 0.4em;\n    border-bottom: 1px solid #d0d0d0;\n  }\n  .pop-desc ul.pop-features {\n    list-style: none;\n    padding: 0;\n    margin: 0 0 1.5em 0;\n  }\n  .pop-desc ul.pop-features li {\n    padding: 0.55em 0 0.55em 1.4em;\n    position: relative;\n    border-bottom: 1px solid #efefef;\n    font-size: 0.97em;\n  }\n  .pop-desc ul.pop-features li:last-child { border-bottom: none; }\n  .pop-desc ul.pop-features li::before {\n    content: '';\n    position: absolute;\n    left: 0;\n    top: 0.95em;\n    width: 5px;\n    height: 5px;\n    background: #1a1a1a;\n    border-radius: 50%;\n  }\n  .pop-desc .pop-notice {\n    background: #f7f7f5;\n    border-left: 3px solid #1a1a1a;\n    padding: 1em 1.25em;\n    margin: 1.75em 0;\n    font-size: 0.93em;\n  }\n  .pop-desc .pop-notice p { margin: 0; }\n  .pop-desc .pop-shipping {\n    display: flex;\n    flex-wrap: wrap;\n    gap: 0;\n    border: 1px solid #d0d0d0;\n    margin: 1.75em 0;\n    font-size: 0.8em;\n  }\n  .pop-desc .pop-shipping-item {\n    flex: 1 1 auto;\n    min-width: 0;\n    padding: 0.7em 0.5em;\n    text-align: center;\n    border-right: 1px solid #d0d0d0;\n    box-sizing: border-box;\n  }\n  .pop-desc .pop-shipping-item:last-child { border-right: none; }\n  .pop-desc .pop-shipping-item .pop-shipping-label {\n    display: block;\n    font-size: 0.75em;\n    letter-spacing: 0.08em;\n    text-transform: uppercase;\n    color: #777;\n    margin-bottom: 0.2em;\n    white-space: nowrap;\n  }\n  .pop-desc .pop-shipping-item .pop-shipping-value {\n    display: block;\n    font-weight: 700;\n    color: #1a1a1a;\n    word-break: break-word;\n  }\n  .pop-desc hr.pop-rule {\n    border: none;\n    border-top: 1px solid #d0d0d0;\n    margin: 2em 0;\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"pop-desc\"\u003e\n\n  \u003cp class=\"pop-lead\"\u003e\n    The official digital edition upgrade for your physical textbook, delivered securely in \u003cstrong\u003eReadium LCP\u003c\/strong\u003e format. Add it to your print copy and read the complete text on the device of your choice.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eFormat and Compatibility\u003c\/h3\u003e\n\n  \u003cp\u003eReadium LCP is an open, secure standard supported by a wide range of free reading apps, including \u003cstrong\u003eThorium Reader\u003c\/strong\u003e (desktop) and \u003cstrong\u003eAldiko Next\u003c\/strong\u003e (mobile). Please confirm your preferred app supports Readium LCP before activating.\u003c\/p\u003e\n\n  \u003c!-- At-a-glance strip --\u003e\n  \u003cdiv class=\"pop-shipping\"\u003e\n    \u003cdiv class=\"pop-shipping-item\"\u003e\n      \u003cspan class=\"pop-shipping-label\"\u003eFormat\u003c\/span\u003e\n      \u003cspan class=\"pop-shipping-value\"\u003eReadium LCP\u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"pop-shipping-item\"\u003e\n      \u003cspan class=\"pop-shipping-label\"\u003eAccess\u003c\/span\u003e\n      \u003cspan class=\"pop-shipping-value\"\u003eLifetime\u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"pop-shipping-item\"\u003e\n      \u003cspan class=\"pop-shipping-label\"\u003eTerm\u003c\/span\u003e\n      \u003cspan class=\"pop-shipping-value\"\u003eNever Expires\u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"pop-shipping-item\"\u003e\n      \u003cspan class=\"pop-shipping-label\"\u003eDelivery\u003c\/span\u003e\n      \u003cspan class=\"pop-shipping-value\"\u003eBy Email\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003ch3\u003eReturns and Activation\u003c\/h3\u003e\n\n  \u003cul class=\"pop-features\"\u003e\n    \u003cli\u003e\n\u003cstrong\u003eYours to keep, with no expiry.\u003c\/strong\u003e Lifetime access never runs out, so there is no countdown to track and no access days lost by buying early.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eThe bundle is sold as a single unit.\u003c\/strong\u003e Because the digital companion is deeply discounted and paired with your print copy, the full bundle becomes non-refundable once the digital license has been activated.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eKeep your return option open.\u003c\/strong\u003e To preserve a return on the physical textbook, simply hold off on opening or activating your digital delivery email until you are certain you are keeping the book.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003cdiv class=\"pop-notice\"\u003e\n    \u003cp\u003e\u003cstrong\u003eIn short:\u003c\/strong\u003e nothing is locked in until you activate. If there is any chance you will return the print book, leave the digital link untouched until you have decided.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Publish or Perish, Inc. ®","offers":[{"title":"Default Title","offer_id":52135629488430,"sku":null,"price":199.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0829\/3705\/3486\/files\/spivak-calculus-4th-edition-cover-spine-hardcover.jpg?v=1760317985"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0829\/3705\/3486\/collections\/Gemini_Generated_Image_mib2rdmib2rdmib2.png?v=1780276834","url":"https:\/\/mathpop.com\/ca\/collections\/print-digital-textbook-bundles.oembed","provider":"Publish or Perish, Inc. ®","version":"1.0","type":"link"}