:root {
  --red: #f4151c;
  --red-dark: #a90910;
  --ink: #121212;
  --muted: #5d6671;
  --line: #e7e7e7;
  --gold: #ffc928;
  --gold-soft: #fff4c7;
  --green: #20b767;
  --surface: #ffffff;
  --bg: #f7f7f8;
  --shadow: 0 18px 45px rgba(15, 16, 18, .08);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body.okpkr-page {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Noto Sans Bengali", "Nirmala UI", "SolaimanLipi", Arial, sans-serif;
  line-height: 1.7;
  letter-spacing: 0;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.okpkr-top { background: var(--ink); border-bottom: 3px solid var(--red); }
.okpkr-strip {
  min-height: 92px;
  background: var(--red);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px max(22px, calc((100vw - 1160px) / 2));
}
.okpkr-logo,
.okpkr-footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: #fff;
  font-weight: 900;
  font-size: clamp(34px, 5vw, 58px);
  line-height: 1;
}
.okpkr-logo small {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 2px solid #fff;
  border-radius: 50%;
  font-size: 15px;
}
.okpkr-actions { display: flex; gap: 14px; flex-wrap: wrap; justify-content: flex-end; }
.okpkr-action,
.okpkr-btn {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 22px;
  border-radius: 6px;
  font-weight: 800;
  font-size: 15px;
  white-space: nowrap;
}
.okpkr-action-gold { background: var(--gold); color: #1b1000; }
.okpkr-action-dark { background: #161616; color: #fff; border: 1px solid rgba(255,255,255,.22); }
.okpkr-nav {
  max-width: 1160px;
  margin: 0 auto;
  min-height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 0 16px;
  overflow-x: auto;
}
.okpkr-nav a {
  color: #fff;
  font-size: 15px;
  font-weight: 800;
  padding: 14px 12px;
  border-bottom: 3px solid transparent;
  flex: 0 0 auto;
}
.okpkr-nav a:hover,
.okpkr-nav a.is-active { color: var(--gold); border-color: var(--gold); }
.okpkr-hero {
  position: relative;
  min-height: min(520px, 72vw);
  background: #090909;
  overflow: hidden;
  isolation: isolate;
}
.okpkr-hero img {
  width: 100%;
  height: min(520px, 72vw);
  object-fit: cover;
}
.okpkr-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(0,0,0,.82), rgba(0,0,0,.38) 45%, rgba(0,0,0,.08));
  z-index: 1;
}
.okpkr-hero-copy {
  position: absolute;
  inset: 0;
  z-index: 2;
  max-width: 1160px;
  margin: 0 auto;
  padding: 54px 22px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  color: #fff;
}
.okpkr-hero-copy h1 {
  margin: 0 0 16px;
  max-width: 690px;
  font-size: clamp(34px, 5.4vw, 64px);
  line-height: 1.1;
  font-weight: 900;
}
.okpkr-hero-copy p {
  max-width: 560px;
  margin: 0 0 24px;
  color: rgba(255,255,255,.9);
  font-size: clamp(17px, 2vw, 21px);
}
.okpkr-hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.okpkr-btn-red { background: var(--red); color: #fff; border: 1px solid var(--red); }
.okpkr-btn-line { color: #fff; border: 1px solid rgba(255,255,255,.7); background: rgba(0,0,0,.28); }
.okpkr-main {
  max-width: 1160px;
  margin: 0 auto;
  padding: 34px 22px 58px;
}
.okpkr-notice,
.okpkr-warning {
  border: 1px solid #e7b812;
  background: var(--gold-soft);
  border-radius: 6px;
  color: #392900;
  padding: 16px 20px;
  margin-bottom: 28px;
}
.okpkr-article-frame {
  background: var(--surface);
  border: 2px solid var(--red);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: clamp(22px, 4vw, 34px);
  margin-bottom: 28px;
}
.okpkr-article-frame h1,
.okpkr-article-frame h2,
.okpkr-section h2,
.okpkr-news h2,
.okpkr-related h2 {
  color: var(--red);
  line-height: 1.25;
}
.okpkr-article-frame h1 { margin: 0 0 12px; font-size: clamp(30px, 4.5vw, 48px); }
.okpkr-article-frame h2,
.okpkr-section h2,
.okpkr-news h2,
.okpkr-related h2 { margin: 0 0 18px; font-size: clamp(25px, 3vw, 34px); }
.okpkr-article-frame p { margin: 0 0 16px; color: #26303a; font-size: 17px; }
.okpkr-table-wrap { overflow-x: auto; margin: 22px 0; }
.okpkr-info-table { width: 100%; border-collapse: collapse; min-width: 620px; background: #fff; }
.okpkr-info-table th,
.okpkr-info-table td {
  border-bottom: 1px solid var(--line);
  padding: 13px 15px;
  text-align: left;
  vertical-align: top;
}
.okpkr-info-table th { width: 190px; color: var(--red-dark); background: #fff8f8; }
.okpkr-section { margin-top: 36px; }
.okpkr-section-head {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
}
.okpkr-section-head a,
.okpkr-read,
.okpkr-news a { color: var(--red); font-weight: 800; }
.okpkr-card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}
.okpkr-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 12px 32px rgba(10,10,10,.06);
  min-width: 0;
}
.okpkr-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}
.okpkr-card-body { padding: 18px; }
.okpkr-card-body span,
.okpkr-news span,
.okpkr-meta {
  display: inline-block;
  color: var(--red);
  font-weight: 800;
  font-size: 14px;
}
.okpkr-card h3,
.okpkr-news h3 { margin: 10px 0 8px; line-height: 1.35; font-size: 21px; }
.okpkr-card p,
.okpkr-news p { color: var(--muted); margin: 0 0 14px; }
.okpkr-faq {
  display: grid;
  gap: 10px;
}
.okpkr-faq details {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0;
}
.okpkr-faq summary {
  cursor: pointer;
  padding: 15px 18px;
  font-weight: 800;
  color: #20242a;
}
.okpkr-faq p { padding: 0 18px 16px; color: var(--muted); }
.okpkr-news {
  margin-top: 38px;
  background: #fff;
  border-radius: 8px;
  border: 1px solid var(--line);
  padding: clamp(22px, 4vw, 34px);
}
.okpkr-news-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
}
.okpkr-page-title {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 28px;
  align-items: center;
  background: #111;
  color: #fff;
  border-bottom: 5px solid var(--red);
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 28px;
}
.okpkr-page-title div { padding: clamp(24px, 5vw, 44px); min-width: 0; }
.okpkr-page-title p { margin: 0 0 12px; color: var(--gold); font-weight: 800; }
.okpkr-page-title h1 { margin: 0 0 14px; font-size: clamp(32px, 5vw, 54px); line-height: 1.12; }
.okpkr-page-title span { color: rgba(255,255,255,.84); font-size: 18px; }
.okpkr-page-title img {
  width: 100%;
  height: 100%;
  min-height: 310px;
  object-fit: cover;
}
.okpkr-checklist {
  display: grid;
  gap: 12px;
  margin: 22px 0;
  padding: 0;
  list-style: none;
}
.okpkr-checklist li {
  border-left: 5px solid var(--red);
  background: #fff7f7;
  padding: 13px 16px;
  border-radius: 4px;
  color: #2b3036;
}
.okpkr-related {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
}
.okpkr-related div { display: flex; flex-wrap: wrap; gap: 10px; }
.okpkr-related a {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 9px 14px;
  color: #272b31;
  font-weight: 800;
  background: #fff;
}
.okpkr-breadcrumb { color: var(--muted); }
.okpkr-breadcrumb a { color: var(--red); font-weight: 800; }
.okpkr-long-article .okpkr-lead {
  font-size: 19px;
  color: #1f252c;
  border-left: 5px solid var(--gold);
  padding-left: 18px;
}
.okpkr-article-image {
  width: 100%;
  max-height: 520px;
  object-fit: cover;
  border-radius: 8px;
  margin: 18px 0 24px;
  border: 1px solid var(--line);
}
.okpkr-list { display: grid; gap: 14px; }
.okpkr-list article {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
}
.okpkr-list h2 { margin: 0 0 8px; font-size: 22px; }
.okpkr-pages { margin-top: 22px; color: var(--red); font-weight: 800; }
.okpkr-footer {
  background: #101010;
  color: #fff;
  border-top: 4px solid var(--red);
}
.okpkr-footer-grid {
  max-width: 1160px;
  margin: 0 auto;
  padding: 46px 22px;
  display: grid;
  grid-template-columns: 1.3fr .8fr .9fr 1fr;
  gap: 34px;
}
.okpkr-footer-logo { color: var(--red); font-size: 36px; margin-bottom: 12px; }
.okpkr-footer h2 { margin: 0 0 14px; color: #fff; font-size: 19px; }
.okpkr-footer p,
.okpkr-footer li { color: rgba(255,255,255,.78); }
.okpkr-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 9px; }
.okpkr-footer a:hover { color: var(--gold); }
.okpkr-footer-bottom {
  border-top: 1px solid rgba(255,255,255,.12);
  max-width: 1160px;
  margin: 0 auto;
  padding: 18px 22px;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  color: rgba(255,255,255,.76);
  font-size: 14px;
}
@media (max-width: 860px) {
  .okpkr-strip { min-height: 78px; align-items: flex-start; flex-direction: column; }
  .okpkr-logo { font-size: 40px; }
  .okpkr-action { min-height: 40px; padding: 8px 14px; font-size: 14px; }
  .okpkr-nav { justify-content: flex-start; }
  .okpkr-hero,
  .okpkr-hero img { min-height: 560px; height: 560px; }
  .okpkr-hero img { object-position: center; }
  .okpkr-hero::after { background: linear-gradient(180deg, rgba(0,0,0,.86), rgba(0,0,0,.4)); }
  .okpkr-hero-copy { padding: 42px 20px; justify-content: flex-start; }
  .okpkr-card-grid,
  .okpkr-news-grid,
  .okpkr-footer-grid,
  .okpkr-page-title { grid-template-columns: 1fr; }
  .okpkr-page-title img { min-height: 230px; }
  .okpkr-footer-bottom { flex-direction: column; }
}
@media (max-width: 520px) {
  .okpkr-main { padding-left: 14px; padding-right: 14px; }
  .okpkr-actions,
  .okpkr-hero-actions { width: 100%; }
  .okpkr-action,
  .okpkr-btn { width: 100%; }
  .okpkr-section-head { align-items: flex-start; flex-direction: column; }
  .okpkr-article-frame { border-width: 1px; }
  .okpkr-info-table { min-width: 560px; }
}