.color_card {
  display: block;
  max-width: 268px;
  border-radius: 20px;
  text-decoration: none;
  color: #1c1c1c;
  margin: 1rem 0;
  background-color: #fffbeb;
  border: none !important;
  transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
}

.color_card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
  border: none !important;
}

.color_card-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.color_card-image {
  max-width: 100%;
  height: auto;
  border-radius: 20px 20px 0 0;
  margin: 0;
}

.color_card-text-content {
  text-align: start;
  padding: 1.5rem;
}

.color_card-title {
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 0.5rem 0;
}

.color_card-description {
  font-size: 1rem;
  line-height: 1.6;
  margin: 0;
  color: #757575;
}

.color_card-description p {
  margin: 0;
}

.dark .horizontal_color_card h2 {
  color: #392827;
}

.color_card.yellow,
.horizontal_card.yellow,
.icon-container.yellow {
  background-color: #fff3c7;
}

.dark .color_card.yellow,
.dark .horizontal_card.yellow,
.dark .icon-container.yellow {
  background-color: #fff3c7;
}

.color_card.purple,
.horizontal_card.purple,
.icon-container.purple {
  background-color: #dde0ff;
}

.dark .color_card.purple,
.dark .horizontal_card.purple,
.dark .icon-container.purple {
  background-color: #dde0ff;
}

.color_card.red,
.horizontal_card.red,
.icon-container.red {
  background-color: #ffe3e0;
}

.dark .color_card.red,
.dark .horizontal_card.red,
.dark .icon-container.red {
  background-color: #ffe3e0;
}

.color_card.lilac,
.horizontal_card.lilac,
.icon-container.lilac {
  background-color: #f3ebff;
}

.dark .color_card.lilac,
.dark .horizontal_card.lilac,
.dark .icon-container.lilac {
  background-color: #f3ebff;
}

.color_card.pink,
.horizontal_card.pink,
.icon-container.pink {
  background-color: #f5d6e8;
}

.dark .color_card.pink,
.dark .horizontal_card.pink,
.dark .icon-container.pink {
  background-color: #f5d6e8;
}

.color_card.green,
.horizontal_card.green,
.icon-container.green {
  background-color: #ccfae9;
}

.dark .color_card.green,
.dark .horizontal_card.green,
.dark .icon-container.green {
  background-color: #ccfae9;
}

.color_card.blue,
.horizontal_card.blue,
.icon-container.blue {
  background-color: #c5f0f5;
}

.dark .color_card.blue,
.dark .horizontal_card.blue,
.dark .icon-container.blue {
  background-color: #c5f0f5;
}


* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  min-height: 100vh;
  transition: all 0.3s ease;
}

body {
  background: white;
}

body.dark {
  background: #000000;
}

.hero-section {
  text-align: center;
  position: relative;
  padding: 6.5rem 20px 160px 20px;
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f8fafc;
}

@media (max-width: 768px) {
  .hero-section {
    padding: 60px 16px 160px 16px;
    min-height: 300px;
  }
}

.dark .hero-section {
  background: #111827;
}

.hero-banner {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
}

/* make sure hero content is above the overlay */
.hero-content {
  position: relative;
  z-index: 2;
  padding: 0 20px;
  max-width: 1200px;
  margin: 0 auto;
}

.hero-content h1 {
  font-size: 5.125rem;
  max-width: 1000px;
  font-weight: 550;
  margin-bottom: 2.5rem;
  letter-spacing: -5px;
  line-height: 5.5rem;
  color: #1a1a1a;
}

@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.5rem;
        margin-bottom: 1rem;
        letter-spacing: -.075rem;
        line-height: 2.8rem;
    }
}

.dark .hero-content h1 {
  color: #ffffff;
}

.hero-content p {
  font-size: 1rem;
  line-height: 1.4375rem;
  font-weight: 400;
  color: black;
  max-width: 620px;
  margin: 0 auto;
  padding: 0 16px;
}

@media (max-width: 768px) {
  .hero-content p {
    font-size: 0.9rem;
    line-height: 1.5;
  }
}

.dark .hero-content p {
  color: #d1d5db;
}

.features-section {
  position: relative;
  margin-top: -100px; /* Negative margin to overlap hero */
  padding: 0 20px 80px 20px;
  z-index: 10;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 860px;
  margin: 0 auto;
}

.features-grid .card h2 {
  font-weight: 500 !important;
}

.features-grid .card {
  background: white;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid #e5e7eb;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
  margin: 0;
}

.dark .features-grid .card {
  background-color: rgb(28 28 28);
  border-color: #424242;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.features-grid .card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.dark .features-grid .card:hover {
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

.feature-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.feature-content {
  padding: 24px;
  height: 140px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

.feature-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: #1a1a1a;
  margin-bottom: 8px;
  transition: color 0.3s ease;
}

.dark .feature-card h3 {
  color: white;
}

.feature-card p {
  font-size: 0.95rem;
  color: #6b7280;
  line-height: 1.5;
  transition: color 0.3s ease;
}

.dark .feature-card p {
  color: #9ca3af;
}

@media (max-width: 768px) {
  .features-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .hero {
    padding: 60px 16px 150px 16px;
  }

  .features-section {
    margin-top: -80px;
    padding: 0 16px 60px 16px;
  }

  .theme-toggle {
    top: 20px;
    right: 20px;
    padding: 10px 16px;
    font-size: 14px;
  }
}

@media (max-width: 1024px) and (min-width: 769px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}


.horizontal_card {
  display: flex;
  border-radius: 2px;
  overflow: hidden;
  margin: 1rem 0;
  border: 1px solid #110f0e1a;
  margin-top: 20px;
  border-radius: 8px;
}

.dark .horizontal_card {
  border-color: #ffffff1a;
}

.horizontal_card .card-image-container {
  flex: 1;
  min-width: 45%;
}

.horizontal_card .card-image-container img {
  width: 100%;
  height: 100%;
  border-radius: 0;
  object-fit: cover;
  margin: 0 !important;
}

.horizontal_card .card-content-container {
  flex: 2;
  padding: 40px 24px;
  display: flex;
  flex-direction: column;
}

.horizontal_card .card-title {
  margin: 0 0 0.75rem 0;
  font-size: 1rem;
  font-weight: 500;
}

.horizontal_card .card-description {
  font-size: 1rem;
  line-height: 1.5;
  flex-grow: 1;
}

.horizontal_card .card-description p {
  margin: 0;
  font-weight: 350;
}

.dark-content p {
  color: #454242;
}

.horizontal_card .card-link {
  margin-top: 1rem;
  text-decoration: none;
  transition: color 0.2s ease-in-out;
  border: none;
  max-width: fit-content;
  font-weight: 500;
}

.horizontal_card .card-link:hover {
  text-decoration: underline;
}


/* The root link element */
.icon-title-card {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
  margin: 0 auto;
}

/* Style the icon itself (passed from react-icons) */
.icon-container svg {
  width: 32px;
  height: 32px;
  color: #5b21b6; /* A darker purple for the icon */
}

.item-title {
  font-weight: 500;
  text-align: center;
  margin: 0;
  font-size: 0.9rem;
}

.icon-container {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: #ede9fe;
  margin-bottom: 1rem;
  display: flex;
  justify-content: center;
  align-items: center;
}

.dark .icon-container {
  background-color: #4c1d95;
}

.icon-container svg {
  width: 24px;
  height: 24px;
  color: #000;
}

.dark .icon-container svg {
  color: #fff;
}


@keyframes scroll {
  0% {
    transform: translateX(0);
  }
  100% {
    /* THE FIX: Translate by -50% of the element's own width.
      Since the logo-track is 200% the width of the visible logos,
      -50% is the exact distance needed for a seamless loop.
    */
    transform: translateX(-50%);
  }
}

.logo-carousel-container {
  padding: 2rem 0;
  border: 1px solid #110f0e1a;
  border-radius: 2px;
  margin-top: 20px;
}

.dark .logo-carousel-container {
  border-color: #333;
}

.carousel-title {
  font-size: 1.25rem;
  font-weight: 500;
  margin-bottom: 2rem;
  margin-top: 1.5rem;
  padding: 0 2rem;
}

.logo-carousel-scroller {
  overflow: hidden;
  position: relative;
}

/* .logo-carousel-scroller:hover .logo-track {
  animation-play-state: paused;
} */

.logo-track {
  display: flex;
  width: calc(200px * var(--logo-count));
  animation: scroll 12s linear infinite;
}

.logo-track a {
  text-decoration: none;
  color: inherit;
  border: none;
}

.logo-item {
  width: 100px;
  height: 80px;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.logo-item:hover {
  transform: scale(1.1);
}

.logo-item svg {
  max-width: 100%;
  max-height: 56px;
  opacity: 0.95;
  transition: opacity 0.2s ease;
  border-radius: 8px;
}

.logo-item:hover svg {
  opacity: 1;
}

.explore-link {
  display: block;
  width: fit-content; /* Set width to match content */
  margin-left: 2rem; /* Add space on the right, aligns with title */
  margin-top: 1.5rem;
  margin-bottom: 0;
  font-size: 1rem;
  font-weight: 500;
  color: #333;
  text-decoration: underline;
  transition: color 0.2s ease;
  border-bottom: none !important;
}

.dark .explore-link {
  color: #eee;
}

.explore-link:hover {
  color: #e88178;
}


div.card .prose a.link {
  color: #007bff;
  text-decoration: underline;
  font-weight: 500;
}

div.card .prose a.link:visited {
  color: #551a8b;
}

div.card .prose a.link:hover {
  color: #0056b3;
  text-decoration: underline;
}

.prose :where(code):not(:where([class~="not-prose"], [class~="not-prose"] *)) {
  color: red;
  font-family: "Roboto Mono", monospace;
  font-size: 13px;
  font-weight: 300;
  line-height: inherit !important;
}

.overview_cards_container .card {
  max-width: 269px !important;
}

.card-group {
  justify-items: baseline;
}

.dark .group img {
  background-color: transparent !important;
}

.param-head {
  div[data-component-part="field-name"] {
    color: #000 !important;
  }
}

.dark .param-head {
  div[data-component-part="field-name"] {
    color: #fff !important;
  }
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 500 !important;
}

.block.absolute.inset-0.overflow-hidden {
  background: none !important;
}

.banner_img_cover {
  border-radius: 8px;
}

table th {
  text-align: left !important;
}


// check if content side layout is empty
function checkContentSideLayout() {
  const sideLayout = document.getElementById("content-side-layout");
  if (sideLayout) {
    const sideLayoutContent = sideLayout.querySelector("div");
    if (
      !sideLayoutContent ||
      !sideLayoutContent.hasChildNodes() ||
      sideLayoutContent.textContent.trim() === ""
    ) {
      sideLayout.style.display = "none";
    }
  }
}

function addCodeBlockClassToDivs() {
  // Select all pre elements and get their direct parent divs
  const preElements = document.querySelectorAll("pre");

  preElements.forEach((pre) => {
    const parentDiv = pre.parentElement;
    // Only process if the parent is a div and doesn't already have the class
    if (
      parentDiv?.tagName === "DIV" &&
      !parentDiv.classList.contains("codeblock-dark")
    ) {
      parentDiv.classList.add("codeblock-dark", "dark:bg-codeblock");
      pre.classList.add("bg-[#0F1117]");
    }
  });

  // Check content side layout after processing code blocks
  checkContentSideLayout();
}

// Initial scan when the script first runs (for initial page load/hydration)
addCodeBlockClassToDivs();

// Set up a MutationObserver to watch for changes in the DOM
const observer = new MutationObserver((mutationsList) => {
  for (const mutation of mutationsList) {
    // If nodes were added to the DOM
    if (mutation.type === "childList" && mutation.addedNodes.length > 0) {
      // Re-run our function to check for new code blocks
      addCodeBlockClassToDivs();
    }
  }
});

// Start observing the document body for changes
observer.observe(document.body, {
  childList: true, // Watch for direct children being added/removed
  subtree: true, // Watch for changes deeply within the body
});


Testing

Overview

Test your entire payment flow

Primer Sandbox Processor

Test cases

Testing 3D Secure

Testing Fallbacks

Testing Fraud Checks

Testing Network Tokens