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

#upNav {
    position: sticky;
    top: 0;
    z-index: 999;
}

/* ===== Body ===== */
body {
  font-family: 'Kalpurush', 'Noto Serif Bengali', serif;
  background: #f3f4f6;
  color: #1f2937;
  line-height: 1.7;
}

/* ===== Main Grid ===== */
.ruleBox {
  max-width: 100%;
  margin: auto;
  padding: 24px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: auto;
  gap: 16px;
}

/* ===== Common Card Style ===== */
.ruleBox > div {
  background: #ffffff;
  border-radius: 14px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.05);
}

/* ===== Header ===== */
.header {
  grid-column: span 4;
  background: linear-gradient(135deg, #10b981, #059669);
  color: rgb(0, 0, 0);
  text-align: center;
  padding: 40px 20px;
}

.header h1 {
  font-size: 2rem;
  margin-bottom: 8px;
  color: #1f2937;
}

.header p {
  opacity: 0.95;
  font-size: 1rem;
}

/* ===== Sections ===== */
.sendRule {
  grid-column: span 2;
  display: flex;
  flex-wrap: wrap;
  float: inline-start;
  padding: 30px;
}

.firstSubmit {
  grid-column: span 2;
  padding: 30px;
}

.benefits {
  grid-column: span 2;
  padding: 30px;
}

.plesiarism {
  grid-column: span 2;
  padding: 30px;
}

/* ===== Footer ===== */
.footer {
  grid-column: span 4;
  text-align: center;
  background: #111827;
  color: #d1d5db;
  font-size: 0.9rem;
  border-radius: 14px;
}

/* ===== Headings ===== */
.ruleBox h2 {
  font-size: 1.3rem;
  margin-bottom: 12px;
  color: #047857;
}

/* ===== Responsive: Tablet ===== */
@media (max-width: 900px) {
  .ruleBox {
    grid-template-columns: 1fr;
  }

  .ruleBox > div {
    grid-column: span 1 !important;
  }

  .header {
    padding: 32px 16px;
  }
}

/* ===== Responsive: Mobile ===== */
@media (max-width: 480px) {
  .ruleBox {
    padding: 16px;
    gap: 12px;
  }

  /* .ruleBox > div {
    padding: 18px;
  } */

  .footer {
    padding: 0px;
  }  

  .header h1 {
    font-size: 1.6rem;
  }
}

/* ===== List Polish ===== */
.ruleBox ul {
  padding-left: 18px;
}

.ruleBox ul li {
  margin-bottom: 10px;
}

/* ===== Paragraph Polish ===== */
.ruleBox p {
  margin-bottom: 14px;
  font-size: 0.95rem;
}

/* ===== Special Note ===== */
.special-note {
  margin-top: 18px;
  padding: 14px 16px;
  background: #f0fdfa;
  border-left: 4px solid #10b981;
  border-radius: 8px;
  font-size: 0.9rem;
}

/* ===== Connect Buttons ===== */
.connect {
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.connect-btn {
  border: none;
  padding: 10px 22px;
  border-radius: 999px;
  font-size: 14px;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.25s ease;
}

/* Email Button */
.connect-btn.email {
  background: #2563eb;
  color: white;
}

.connect-btn.email:hover {
  background: #1d4ed8;
  transform: translateY(-2px);
}

/* WhatsApp Button */
.connect-btn.whatsapp {
  background: #25D366;
  color: white;
}

.connect-btn.whatsapp:hover {
  background: #1ebe5d;
  transform: translateY(-2px);
}

/* ===== Card Hover (Very Subtle) ===== */
.ruleBox > div:not(.header):not(.footer):hover {
  box-shadow: 0 14px 30px rgba(0,0,0,0.08);
}







/* ==================================================
   Optional Mini Navigation (Compact Version) Start
================================================== */

.back-btn {
  border: none;
  background: none;
  font-family: inherit;
  cursor: pointer;
}


.mini-episode-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;

  padding: 12px 10px;
  margin-bottom: 0;

  background-color: #0f0f0f; /* footer match */
}

/* ===== Single Item ===== */
.mini-nav-item {
  display: inline-flex;
  align-items: center;
  justify-content: center;

  min-width: 72px;           /* 👈 desktop smaller */
  padding: 6px 12px;         /* 👈 compact */

  background-color: #1e1e1e;
  color: #ffffff;

  font-size: 0.85rem;        /* 👈 desktop smaller text */
  font-weight: 500;
  line-height: 1.2;

  border-radius: 5px;
  text-decoration: none;

  transition:
    color 0.22s ease,
    background-color 0.22s ease,
    box-shadow 0.22s ease,
    transform 0.18s ease;
}



/* ===== Hover Effect ===== */
.mini-nav-item:hover {
  color: #2f80ff;
  background-color: #e6e6e6;

  box-shadow:
    0 0 0 1px rgba(47, 128, 255, 0.35),
    0 0 8px rgba(47, 128, 255, 0.3);

  transform: translateY(-1px);
}

/* ================= Tablet ================= */
@media (max-width: 768px) {
  .mini-episode-nav {
    gap: 8px;
    padding: 10px 8px;
  }

  .mini-nav-item {
    min-width: 68px;
    padding: 6px 10px;
    font-size: 0.8rem;
  }
}

/* ================= Mobile ================= */
@media (max-width: 480px) {
  .mini-episode-nav {
    gap: 6px;
    padding: 8px 6px;
  }

  .mini-nav-item {
    min-width: auto;       /* text-based width */
    padding: 5px 9px;
    font-size: 0.78rem;
    border-radius: 4px;
  }
}

/* ==================================================
   Optional Mini Navigation (Compact Version) End
================================================== */