/* ===== Paperless refreshed design ===== */
:root {
  --blue: #1172ba;
  --blue-dark: #0c548a;
  --blue-deep: #0a2c47;
  --green: #3db54a;
  --green-dark: #2f913a;
  --ink: #16222e;
  --ink-soft: #45586b;
  --paper: #ffffff;
  --paper-alt: #f2f6fa;
  --line: #dce6ef;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(10, 44, 71, 0.10);
  --maxw: 1180px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.65;
}
img { max-width: 100%; display: block; }
a { color: var(--blue); text-decoration: none; }
h1, h2, h3, h4 { line-height: 1.2; }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); margin-bottom: 1rem; }
h2 .accent, h1 .accent { color: var(--green); }
.container { max-width: var(--maxw); margin: 0 auto; padding: 0 1.25rem; }
.container.narrow { max-width: 860px; }
.centered { text-align: center; }
.hidden { display: none !important; }
.section { padding: 4.5rem 0; }
.section.altBg { background: var(--paper-alt); }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; gap: 0.55rem;
  padding: 0.7rem 1.35rem; border-radius: 999px;
  font-weight: 600; font-size: 0.95rem; border: 0; cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn svg { width: 1.05em; height: 1.05em; fill: currentColor; flex: none; }
.btnPrimary { background: var(--blue); color: #fff; box-shadow: 0 6px 18px rgba(17, 114, 186, 0.35); }
.btnPrimary:hover { background: var(--blue-dark); transform: translateY(-2px); }
.btnSuccess { background: var(--green); color: #fff; }
.ctaRow { display: flex; flex-wrap: wrap; gap: 0.75rem; align-items: center; margin-top: 1.5rem; }
.ctaRow.centered { justify-content: center; }

/* ===== Header ===== */
.siteHeader {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.headerInner { display: flex; align-items: center; gap: 2rem; height: 72px; }
.logoLink { display: flex; align-items: center; }
.ppLogo { height: 44px; width: auto; }
.mainNav { display: flex; gap: 1.6rem; margin-left: auto; }
.mainNav a {
  color: var(--ink); font-weight: 600; font-size: 0.98rem;
  padding: 0.4rem 0; position: relative;
}
.mainNav a::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: 0;
  height: 3px; background: var(--green); border-radius: 2px;
  transition: right 0.2s ease;
}
.mainNav a:hover::after, .mainNav a.active::after { right: 0; }
.headerCta { margin-left: 0.5rem; }
#hamburger {
  display: none; background: none; border: 0; cursor: pointer;
  width: 42px; height: 42px; padding: 9px; margin-left: auto;
}
#hamburger span {
  display: block; height: 3px; width: 100%; background: var(--blue);
  border-radius: 2px; margin: 5px 0; transition: all 0.25s ease;
}
#hamburger.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
#hamburger.open span:nth-child(2) { opacity: 0; }
#hamburger.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ===== Hero carousel ===== */
.heroCarousel { position: relative; overflow: hidden; background: var(--blue-deep); }
.heroSlide {
  position: relative; display: none; min-height: 560px;
  color: #fff;
}
.heroSlide.current { display: block; animation: heroFade 0.6s ease; }
.heroCarousel.single .heroSlide { display: block; }
@keyframes heroFade { from { opacity: 0; } to { opacity: 1; } }
.heroBg {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; opacity: 0.35;
}
.heroOverlay {
  position: absolute; inset: 0;
  background: linear-gradient(120deg, rgba(10, 44, 71, 0.94) 20%, rgba(17, 114, 186, 0.65) 70%, rgba(61, 181, 74, 0.35) 100%);
}
.heroInner {
  position: relative; display: grid; grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem; align-items: center; padding-top: 4rem; padding-bottom: 4rem;
  min-height: 560px;
}
.heroSlideNumber { font-weight: 700; opacity: 0.7; letter-spacing: 0.2em; }
.heroSlideNumber span { opacity: 0.5; }
.heroText h1 { font-size: clamp(2rem, 4.5vw, 3.1rem); margin: 0.3rem 0 0.4rem; }
.heroTagline { font-size: 1.15rem; font-weight: 600; color: #c9e8ff; margin-bottom: 0.8rem; }
.heroIntro { opacity: 0.92; max-width: 56ch; }
.heroCompat { margin-top: 0.8rem; color: #d9f4dd; }
.heroFeatures {
  list-style: none; display: flex; flex-wrap: wrap; gap: 0.6rem 1.4rem; margin-top: 1.2rem;
}
.heroFeatures li { display: flex; align-items: center; gap: 0.5rem; font-weight: 600; font-size: 0.92rem; }
.heroFeatures svg { width: 1.15em; height: 1.15em; fill: var(--green); flex: none; }
.heroShot img {
  border-radius: var(--radius);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
  transform: rotate(1.5deg);
}
.carouselDots {
  position: absolute; bottom: 1.2rem; left: 0; right: 0;
  display: flex; justify-content: center; gap: 0.6rem; z-index: 5;
}
.carouselDots button {
  width: 12px; height: 12px; border-radius: 50%; border: 0; cursor: pointer;
  background: rgba(255, 255, 255, 0.4); transition: all 0.2s ease;
}
.carouselDots button.current { background: var(--green); transform: scale(1.25); }

/* ===== Split sections ===== */
.splitGrid {
  display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 3.5rem; align-items: center;
}
.splitGrid.reverse { grid-template-columns: 0.9fr 1.1fr; }
.splitGrid.reverse article { order: 2; }
.splitGrid.reverse .splitImg { order: 1; }
.splitGrid article p { margin-bottom: 0.9rem; color: var(--ink-soft); }
.splitGrid h3 { color: var(--blue); margin-bottom: 0.8rem; font-size: 1.15rem; }
.splitImg img { border-radius: var(--radius); box-shadow: var(--shadow); }

/* ===== Cards ===== */
.cardGrid { display: grid; gap: 1.6rem; margin-top: 2.2rem; }
.cardGrid.three { grid-template-columns: repeat(3, 1fr); }
.card {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.8rem; box-shadow: var(--shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 16px 40px rgba(10, 44, 71, 0.15); }
.card > svg { width: 44px; height: 44px; fill: var(--blue); margin-bottom: 1rem; }
.card h4 { margin-bottom: 0.5rem; font-size: 1.1rem; }
.card p { color: var(--ink-soft); font-size: 0.95rem; }
.whySection { background: var(--paper-alt); }
.productCard { display: flex; flex-direction: column; padding: 0 0 1.4rem; overflow: hidden; }
.productCard img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; margin-bottom: 1.1rem; }
.productCard h4, .productCard p { padding: 0 1.4rem; }
.productCard .ctaRow { padding: 0 1.4rem; margin-top: auto; padding-top: 1rem; }
.pricePill, .stockPill {
  padding: 0.45rem 1rem; border-radius: 999px; font-weight: 700; font-size: 0.9rem;
}
.pricePill { background: var(--blue); color: #fff; }
.stockPill.inStock { background: #e2f6e5; color: #1c7a28; }
.stockPill.outStock { background: #fdeaea; color: #b02a2a; }

/* ===== Page banner ===== */
.pageBanner {
  background: linear-gradient(120deg, var(--blue-deep), var(--blue) 75%, var(--green));
  color: #fff; padding: 3.5rem 0;
}
.pageBanner h1 { font-size: clamp(1.8rem, 4vw, 2.6rem); }
.pageBanner p { opacity: 0.9; margin-top: 0.4rem; }

/* ===== Product docs ===== */
.docsList { margin-top: 2.5rem; display: grid; gap: 1.2rem; }
.docItem {
  display: grid; grid-template-columns: 72px 1fr; gap: 1.4rem;
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.6rem; box-shadow: var(--shadow);
}
.docIcon {
  width: 72px; height: 72px; border-radius: 18px;
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
  display: flex; align-items: center; justify-content: center;
}
.docIcon svg { width: 36px; height: 36px; fill: #fff; }
.docBody h4 { margin-bottom: 0.4rem; color: var(--blue-deep); }
.docBody p { color: var(--ink-soft); margin-bottom: 0.5rem; font-size: 0.96rem; }

/* ===== FAQ ===== */
.faqSection { background: var(--paper-alt); }
.faqItem {
  background: var(--paper); border: 1px solid var(--line); border-radius: 12px;
  margin-top: 0.9rem; padding: 0 1.3rem;
}
.faqItem summary {
  cursor: pointer; font-weight: 700; padding: 1.05rem 0; color: var(--blue-deep);
  list-style: none; position: relative; padding-right: 2rem;
}
.faqItem summary::-webkit-details-marker { display: none; }
.faqItem summary::after {
  content: "+"; position: absolute; right: 0.2rem; top: 50%;
  transform: translateY(-50%); font-size: 1.4rem; color: var(--green); font-weight: 700;
}
.faqItem[open] summary::after { content: "–"; }
.faqItem p { padding-bottom: 1rem; color: var(--ink-soft); }
.faqSection .ctaRow { margin-top: 2rem; }

/* ===== Contact ===== */
.contactGrid { display: grid; grid-template-columns: 1.4fr 0.8fr; gap: 2.5rem; align-items: start; }
.mapWrap { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); margin-bottom: 1.4rem; }
.mapWrap iframe { width: 100%; height: 300px; display: block; }
#contactUsForm { display: grid; gap: 0.9rem; }
.formInput {
  width: 100%; padding: 0.85rem 1.1rem; border: 1px solid var(--line);
  border-radius: 10px; font: inherit; background: var(--paper-alt);
}
.formInput:focus { outline: 2px solid var(--blue); background: #fff; }
.contactSidebar {
  background: var(--paper-alt); border-radius: var(--radius); padding: 1.8rem;
  border: 1px solid var(--line);
}
.contactSidebar h4 { color: var(--blue-deep); margin-bottom: 0.9rem; }
.contactSidebar h4 + p { margin-top: 0; }
.contactSidebar p {
  display: flex; align-items: center; gap: 0.7rem; margin-bottom: 0.75rem;
  color: var(--ink-soft); font-size: 0.95rem;
}
.contactSidebar p svg { width: 1.1em; height: 1.1em; fill: var(--blue); flex: none; }
.contactSidebar h4:last-of-type { margin-top: 1.4rem; }
.hoursLine { padding-left: 0; }

/* ===== Articles ===== */
.articleBanner h1 { max-width: 22ch; font-size: clamp(1.5rem, 3.2vw, 2.2rem); }
.articleLayout { display: grid; grid-template-columns: 1.6fr 0.7fr; gap: 3rem; align-items: start; }
.articleImage { border-radius: var(--radius); box-shadow: var(--shadow); margin-bottom: 1.6rem; }
.articleSummary {
  font-size: 1.1rem; font-weight: 600; color: var(--blue-deep);
  border-left: 4px solid var(--green); padding-left: 1rem; margin-bottom: 1.4rem;
}
.articleBody p { margin-bottom: 1rem; color: var(--ink-soft); }
.articleBody h3 { color: var(--blue); margin: 1.6rem 0 0.6rem; }
.articleBody ul { margin: 0 0 1rem 1.4rem; color: var(--ink-soft); }
.articleSidebar {
  position: sticky; top: 90px;
  background: var(--paper-alt); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 1.6rem;
}
.articleSidebar h4 { color: var(--blue-deep); margin-bottom: 0.8rem; }
.articleSidebar ul { list-style: none; }
.articleSidebar li { margin-bottom: 0.7rem; }
.articleSidebar a { font-size: 0.93rem; font-weight: 600; }
.sidebarCta { margin-top: 1.6rem; border-top: 1px solid var(--line); padding-top: 1.4rem; }
.sidebarCta p { color: var(--ink-soft); font-size: 0.92rem; margin-bottom: 0.9rem; }

/* ===== Footer ===== */
.siteFooter { background: var(--blue-deep); color: #cfe0ee; margin-top: 2rem; }
.footerGrid {
  display: grid; grid-template-columns: 1.2fr 0.8fr 1.2fr 1fr;
  gap: 2.5rem; padding-top: 3.5rem; padding-bottom: 2.5rem;
}
.footerBrand .ppLogo { height: 38px; filter: brightness(0) invert(1); opacity: 0.95; }
.footerBrand p { margin-top: 0.9rem; font-size: 0.93rem; opacity: 0.85; }
.socialIcons { display: flex; gap: 0.7rem; margin-top: 1.1rem; }
.socialIcons a {
  width: 38px; height: 38px; border-radius: 50%; background: rgba(255, 255, 255, 0.12);
  display: flex; align-items: center; justify-content: center; transition: background 0.2s ease;
}
.socialIcons a:hover { background: var(--green); }
.socialIcons svg { width: 18px; height: 18px; fill: #fff; }
.footerCol h5 {
  color: #fff; text-transform: uppercase; letter-spacing: 0.08em;
  font-size: 0.85rem; margin-bottom: 1rem;
}
.footerCol ul { list-style: none; }
.footerCol li { margin-bottom: 0.6rem; font-size: 0.92rem; }
.footerCol a { color: #cfe0ee; }
.footerCol a:hover { color: var(--green); }
.footerContact li { display: flex; gap: 0.6rem; align-items: center; }
.footerContact svg { width: 1em; height: 1em; fill: var(--green); flex: none; }
.footerBottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 1.2rem; padding-bottom: 1.2rem; font-size: 0.85rem; opacity: 0.75;
}

/* ===== Responsive ===== */
@media (max-width: 980px) {
  .heroInner { grid-template-columns: 1fr; gap: 2rem; padding-top: 3rem; }
  .heroShot { max-width: 520px; }
  .cardGrid.three { grid-template-columns: 1fr 1fr; }
  .splitGrid, .splitGrid.reverse { grid-template-columns: 1fr; gap: 2rem; }
  .splitGrid.reverse article { order: 1; }
  .splitGrid.reverse .splitImg { order: 2; }
  .contactGrid { grid-template-columns: 1fr; }
  .articleLayout { grid-template-columns: 1fr; }
  .articleSidebar { position: static; }
  .footerGrid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 700px) {
  .headerCta { display: none; }
  .mainNav {
    display: none; position: absolute; top: 72px; left: 0; right: 0;
    background: #fff; flex-direction: column; gap: 0;
    border-bottom: 1px solid var(--line); box-shadow: var(--shadow);
  }
  .mainNav.open { display: flex; }
  .mainNav a { padding: 1rem 1.5rem; border-top: 1px solid var(--line); }
  #hamburger { display: block; }
  .cardGrid.three { grid-template-columns: 1fr; }
  .section { padding: 3rem 0; }
  .heroSlide { min-height: 0; }
  .heroInner { min-height: 0; }
  .docItem { grid-template-columns: 1fr; }
  .docIcon { width: 56px; height: 56px; }
  .footerGrid { grid-template-columns: 1fr; gap: 2rem; }
}