:root {
  --black: #070707;
  --panel: #111319;
  --red: #cf1018;
  --red-dark: #9e090e;
  --gold: #f2c257;
  --blue: #075fb7;
  --ink: #151924;
  --muted: #637082;
  --line: #e2e6ee;
  --bg: #f3f5f8;
  --white: #ffffff;
  --shadow: 0 18px 45px rgba(21, 25, 36, .12);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  font-family: "Noto Sans Bengali", "Hind Siliguri", "Segoe UI", Arial, sans-serif;
  line-height: 1.65;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.xpk-wrap { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }
.xpk-top { background: #050505; color: #f5f5f5; font-size: 13px; }
.xpk-top-inner { min-height: 38px; display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.xpk-top a { color: var(--gold); font-weight: 800; }
.xpk-brandbar { background: rgba(0,0,0,.92); color: #fff; border-bottom: 1px solid rgba(255,255,255,.08); }
.xpk-brandbar-inner { min-height: 74px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.xpk-logo { display: inline-flex; flex-direction: column; line-height: 1; }
.xpk-logo strong, .xpk-footer-logo {
  font-size: 45px;
  font-weight: 900;
  letter-spacing: 0;
  font-style: italic;
  color: #fff;
}
.xpk-logo span, .xpk-footer-logo span { color: #ff141b; }
.xpk-logo small { color: #d8e1f2; font-weight: 700; margin-top: 6px; }
.xpk-actions { display: flex; gap: 10px; flex-wrap: wrap; justify-content: flex-end; }
.xpk-btn {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border-radius: 7px;
  font-weight: 800;
  border: 1px solid var(--gold);
}
.xpk-btn-outline { color: var(--gold); background: transparent; }
.xpk-btn-fill { color: #fff; background: linear-gradient(180deg, #f13b32, #b60710); border-color: #ff7366; box-shadow: 0 8px 20px rgba(207,16,24,.25); }
.xpk-nav { background: linear-gradient(180deg, #e02222, #b3040b); color: #fff; box-shadow: 0 5px 18px rgba(115, 0, 5, .25); }
.xpk-nav-inner { display: flex; align-items: center; justify-content: center; gap: 4px; min-height: 62px; overflow-x: auto; }
.xpk-nav a { padding: 18px 17px; font-size: 16px; font-weight: 900; white-space: nowrap; }
.xpk-nav a.active, .xpk-nav a:hover { background: rgba(0,0,0,.20); color: #ffe28a; }
.xpk-hero { background: linear-gradient(180deg, #081321, #0d1623); padding: 0 0 26px; }
.xpk-hero img { width: 100%; border-radius: 0 0 7px 7px; box-shadow: 0 18px 45px rgba(0,0,0,.25); }
.xpk-intro { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 22px; margin-top: 24px; align-items: start; }
.xpk-main-copy, .xpk-article-card, .xpk-side-panel, .xpk-faq, .xpk-steps, .xpk-article {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 7px;
  box-shadow: var(--shadow);
}
.xpk-main-copy { padding: 28px; }
.xpk-main-copy, .xpk-article-card, .xpk-side-panel, .xpk-faq, .xpk-steps, .xpk-article, .xpk-card, .xpk-news-row { min-width: 0; }
h1, h2, h3 { line-height: 1.25; margin: 0 0 14px; color: #111827; }
h1, h2, h3, p, a, li, td, th, summary { overflow-wrap: break-word; }
h1 { font-size: clamp(30px, 4vw, 48px); text-align: center; }
h2 { font-size: 28px; }
h3 { font-size: 21px; }
p { margin: 0 0 16px; }
.xpk-lead { color: #283345; font-size: 18px; font-weight: 650; }
.xpk-feature-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 20px; }
.xpk-feature-list a {
  border: 1px solid #f0c8c8;
  background: #fff8f8;
  border-radius: 7px;
  padding: 15px;
}
.xpk-feature-list strong { display: block; color: var(--red-dark); font-size: 17px; }
.xpk-feature-list span { display: block; color: var(--muted); margin-top: 4px; }
.xpk-side-panel { padding: 22px; }
.xpk-side-panel a { display: block; border: 1px solid var(--line); border-radius: 7px; padding: 11px 13px; margin: 9px 0; color: #182238; font-weight: 800; background: #fbfcff; }
.xpk-side-panel a:hover { border-color: var(--red); color: var(--red-dark); }
.xpk-section { margin-top: 30px; }
.xpk-section-title { text-align: center; margin-bottom: 18px; }
.xpk-section-title p { color: var(--muted); }
.xpk-card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.xpk-card { background: #fff; border: 1px solid var(--line); border-radius: 7px; overflow: hidden; box-shadow: var(--shadow); }
.xpk-card img { width: 100%; aspect-ratio: 16/10; object-fit: cover; }
.xpk-card div { padding: 18px; }
.xpk-card a { display: inline-flex; margin-top: 8px; color: var(--red-dark); font-weight: 900; border-bottom: 2px solid var(--gold); }
.xpk-steps { margin-top: 30px; padding: 26px; }
.xpk-steps h2 { text-align: center; }
.xpk-steps ol { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; list-style: none; padding: 0; margin: 0; counter-reset: step; }
.xpk-steps li { position: relative; padding: 54px 13px 14px; min-height: 150px; background: #fafbff; border: 1px solid var(--line); border-radius: 7px; text-align: center; counter-increment: step; }
.xpk-steps li:before {
  content: counter(step);
  position: absolute;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--red);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 900;
}
.xpk-steps strong { display: block; }
.xpk-steps span { color: var(--muted); font-size: 14px; }
.xpk-safety-band {
  margin-top: 26px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  color: #fff;
  background: linear-gradient(135deg, #071a33, #092b4e 52%, #71070c);
  border: 1px solid rgba(242, 194, 87, .5);
  border-radius: 7px;
  padding: 24px;
}
.xpk-safety-band strong { display: block; color: var(--gold); font-size: 22px; }
.xpk-safety-band p { margin: 8px 0 0; color: #e8eef8; }
.xpk-two-col { display: grid; grid-template-columns: minmax(0, 1fr) minmax(320px, .88fr); gap: 22px; margin-top: 28px; margin-bottom: 34px; }
.xpk-news-list { display: grid; gap: 12px; }
.xpk-news-row { display: grid; grid-template-columns: 138px minmax(0, 1fr); gap: 14px; background: #fff; border: 1px solid var(--line); border-radius: 7px; padding: 12px; align-items: center; }
.xpk-news-row img { width: 138px; height: 90px; object-fit: cover; border-radius: 6px; }
.xpk-news-row span { color: var(--red-dark); font-weight: 900; font-size: 13px; }
.xpk-news-row h3 { font-size: 18px; margin-bottom: 6px; }
.xpk-news-row p { color: var(--muted); margin: 0; font-size: 14px; }
.xpk-faq { padding: 22px; }
.xpk-faq details { border: 1px solid var(--line); border-radius: 7px; background: #fff; margin: 10px 0; padding: 12px 14px; }
.xpk-faq summary { cursor: pointer; font-weight: 900; }
.xpk-faq p { margin: 10px 0 0; color: var(--muted); }
.xpk-page-hero { padding: 28px 0; background: linear-gradient(180deg, #0b1018, #0d1b2e); color: #fff; }
.xpk-page-hero-grid { display: grid; grid-template-columns: minmax(0, 1fr) 380px; gap: 28px; align-items: center; }
.xpk-page-hero span { color: var(--gold); font-weight: 900; }
.xpk-page-hero h1 { color: #fff; text-align: left; }
.xpk-page-hero p { color: #dbe6f7; font-size: 18px; }
.xpk-page-hero img { border-radius: 7px; box-shadow: 0 18px 45px rgba(0,0,0,.4); aspect-ratio: 16/10; object-fit: cover; width: 100%; }
.xpk-content-grid { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 22px; margin-top: 28px; margin-bottom: 30px; align-items: start; }
.xpk-article-card { padding: 28px; }
.xpk-article-card ul, .xpk-article ul { padding-left: 22px; }
.xpk-article-card li, .xpk-article li { margin: 8px 0; }
.xpk-article-layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 22px; margin-top: 28px; margin-bottom: 34px; align-items: start; }
.xpk-article { padding: 28px; }
.xpk-article h1 { text-align: left; margin-top: 20px; }
.xpk-article h2 { margin-top: 28px; }
.xpk-article-image { width: 100%; max-height: 430px; object-fit: cover; border-radius: 7px; border: 1px solid var(--line); }
.xpk-article table { width: 100%; border-collapse: collapse; margin: 18px 0; overflow: hidden; border-radius: 7px; }
.xpk-article th, .xpk-article td { border: 1px solid var(--line); padding: 12px; vertical-align: top; text-align: left; }
.xpk-article th { width: 190px; background: #fff2f1; color: var(--red-dark); }
.xpk-sticky { position: sticky; top: 16px; }
.xpk-pager { margin-top: 18px; }
.xpk-footer { background: #060606; color: #e7e7e7; margin-top: 34px; padding: 34px 0 0; }
.xpk-footer-grid { display: grid; grid-template-columns: 1.2fr .8fr 1.1fr 1fr; gap: 28px; }
.xpk-footer-logo { display: inline-block; margin-bottom: 10px; }
.xpk-footer h2 { color: var(--gold); font-size: 20px; }
.xpk-footer ul { list-style: none; padding: 0; margin: 0; }
.xpk-footer li { margin: 8px 0; }
.xpk-footer a:hover { color: var(--gold); }
.xpk-footer-badges { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 14px; }
.xpk-footer-badges span { border: 1px solid #343434; border-radius: 7px; padding: 7px 9px; color: var(--gold); font-weight: 800; }
.xpk-copyright { border-top: 1px solid #2a2a2a; margin-top: 26px; padding: 16px 0; display: flex; justify-content: space-between; gap: 18px; font-size: 14px; color: #b7b7b7; }
@media (max-width: 920px) {
  .xpk-top-inner, .xpk-brandbar-inner, .xpk-safety-band, .xpk-copyright { flex-direction: column; align-items: flex-start; }
  .xpk-intro, .xpk-two-col, .xpk-page-hero-grid, .xpk-content-grid, .xpk-article-layout, .xpk-footer-grid { grid-template-columns: 1fr; }
  .xpk-card-grid { grid-template-columns: repeat(2, 1fr); }
  .xpk-steps ol { grid-template-columns: repeat(2, 1fr); }
  .xpk-actions { justify-content: flex-start; }
}
@media (max-width: 560px) {
  .xpk-wrap { width: min(100% - 22px, 1180px); }
  .xpk-logo strong, .xpk-footer-logo { font-size: 36px; }
  .xpk-nav-inner { justify-content: flex-start; }
  .xpk-nav a { padding: 15px 13px; font-size: 15px; }
  h1 { font-size: 27px; line-height: 1.22; }
  h2 { font-size: 23px; }
  .xpk-main-copy, .xpk-article-card, .xpk-side-panel, .xpk-faq, .xpk-steps, .xpk-article { padding: 18px; }
  .xpk-feature-list, .xpk-card-grid, .xpk-steps ol { grid-template-columns: 1fr; }
  .xpk-news-row { grid-template-columns: 96px minmax(0, 1fr); }
  .xpk-news-row img { width: 96px; height: 76px; }
  .xpk-article th { width: auto; }
}