/* গ্লোবাল ভেরিয়েবল এবং রিসেট */
:root {
  --green-900: #0f3d22;
  --green-800: #155c2e;
  --green-700: #1f7a38;
  --green-100: #e7f7ea;
  --green-050: #f4fbf5;
  --ink: #16241c;
  --grey-600: #5b6a60;
  --grey-300: rgba(22, 36, 28, 0.1);
  --siec-text-main: #2a4535;
  --line: rgba(22, 36, 28, 0.12);
  --white: #ffffff;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 15px rgba(0, 0, 0, 0.08);
  --font-primary: "Inter", sans-serif;
  --font-heading: "Poppins", sans-serif;
}

.siec-blog-details-wrapper {
  font-family: var(--font-primary);
  color: var(--siec-text-main);
  overflow-x: hidden;
}

.siec-blog-details-wrapper h1,
.siec-blog-details-wrapper h2,
.siec-blog-details-wrapper h3,
.siec-blog-details-wrapper h4 {
  font-family: var(--font-heading);
  font-weight: 700;
}
.siec-img-cover {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.siec-bg-alt {
  background-color: var(--green-050);
}
.siec-title-large {
  font-size: 32px;
  color: var(--green-900);
  line-height: 1.3;
}
.siec-title-small {
  font-size: 14px;
  color: var(--grey-600);
  line-height: 1.6;
  max-width: 800px;
  text-align: end;
}
.siec-title-mid {
  font-size: 20px;
  color: var(--green-900);
  margin-bottom: 25px;
}
.siec-section-tag {
  background-color: var(--green-100);
  color: var(--green-900);
  border-radius: 20px;
  padding: 6px 16px;
  font-size: 12px;
  font-weight: 700;
  display: inline-block;
  text-transform: uppercase;
}
.siec-mt-3 {
  margin-top: 1rem;
}
.siec-mt-5 {
  margin-top: 3rem;
}
.siec-mb-3 {
  margin-bottom: 1rem;
}
.siec-mb-4 {
  margin-bottom: 1.5rem;
}
.siec-mb-5 {
  margin-bottom: 3rem;
}

/* হিরো সেকশন */
.siec-blog-hero {
  position: relative;
  background-size: cover;
  background-position: center center;
  padding: 60px 0 40px;
  border-bottom-left-radius: 40px;
  border-bottom-right-radius: 40px;
  color: var(--white);
}
.siec-blog-hero::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    rgba(15, 61, 34, 0.95) 0%,
    rgba(21, 92, 46, 0.85) 100%
  );
  border-bottom-left-radius: 40px;
  border-bottom-right-radius: 40px;
  z-index: 1;
}
.siec-hero-content {
  position: relative;
  z-index: 2;
}
.siec-breadcrumb {
  font-size: 13px;
  color: var(--green-100);
  margin-bottom: 5px;
}
.siec-breadcrumb a {
  color: var(--green-100);
  text-decoration: none;
}
.siec-hero-title {
  font-size: 38px;
  margin: 0;
  color: var(--white);
  max-width: 900px;
}
.siec-post-meta {
  display: flex;
  align-items: center;
  gap: 15px;
  font-size: 13px;
  color: var(--green-100);
}
.siec-meta-item {
  font-weight: 500;
}
.siec-meta-line {
  opacity: 0.6;
}
.siec-meta-share {
  color: var(--white);
  font-weight: 600;
  cursor: pointer;
  text-decoration: underline;
}

/* বডি সেকশন গ্রিড layout */
.siec-blog-body-sec {
  padding: 60px 0 80px;
}
.siec-blog-featured-img-frame {
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  height: 450px;
}
.siec-heading-3 {
  font-size: 20px;
  color: var(--green-900);
}
.siec-article-content p {
  font-size: 15px;
  color: var(--grey-600);
  line-height: 1.7;
  margin-bottom: 20px;
}
.siec-key-takeaway {
  background-color: var(--white);
  border-left: 5px solid var(--green-900);
  border-radius: 12px;
  padding: 25px 30px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--line);
  border-left: 5px solid var(--green-900);
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.siec-takeaway-icon {
  font-size: 24px;
  color: var(--green-900);
  margin-bottom: 5px;
}
.siec-takeaway-title {
  font-size: 18px;
  color: var(--green-900);
  margin: 0;
}
.siec-takeaway-text {
  font-size: 13px;
  color: var(--grey-600);
  line-height: 1.5;
  margin: 0 !important;
}

/* ফর্ম এবং বোতাম স্টাইল */
.siec-form-control,
.siec-form-select {
  background-color: var(--white);
  border: 1px solid var(--grey-300);
  border-radius: 8px;
  padding: 12px 18px;
  font-size: 14px;
  color: var(--ink);
  box-shadow: none;
  transition: 0.3s;
  width: 100%;
}
.siec-form-control:focus,
.siec-form-select:focus {
  border-color: var(--green-900);
  background-color: var(--green-050);
  outline: none;
}
.siec-btn-primary {
  background-color: var(--green-900);
  color: var(--white);
  border: none;
  padding: 12px 30px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 14px;
  transition: 0.3s;
  cursor: pointer;
}
.siec-btn-primary:hover {
  background-color: var(--green-800);
  transform: translateY(-2px);
}
.siec-comment-form button {
  width: auto;
  min-width: 180px;
}

/* সাইডবার এবং কাউন্সেলিং ফর্ম */
.siec-sidebar-banner-frame {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  height: 280px;
  border: 1px solid var(--line);
}
.siec-sidebar-box {
  background-color: var(--white);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 30px;
  box-shadow: var(--shadow-sm);
}
.siec-sidebar-title {
  font-size: 18px;
  color: var(--green-900);
  line-height: 1.4;
  text-align: center;
}
.siec-phone-input-group {
  display: flex;
  align-items: center;
  border: 1px solid var(--grey-300);
  border-radius: 8px;
  background-color: var(--white);
  padding: 0 15px;
}
.siec-phone-input-group .siec-form-control {
  border: none !important;
  background: transparent !important;
  padding-left: 8px !important;
}
.siec-phone-input-group .siec-form-control:focus {
  background-color: var(--green-050) !important;
}
.siec-bd-flag {
  width: 22px;
  height: auto;
  border-radius: 2px;
}
.siec-country-code {
  font-size: 14px;
  color: var(--ink);
  margin-left: 8px;
  font-weight: 500;
  display: inline-block;
}
.siec-btn-full {
  width: 100%;
  display: block;
}
.siec-trending-box {
  padding: 30px 25px;
}
.siec-trending-item {
  display: flex;
  align-items: center;
  gap: 15px;
  text-decoration: none;
  color: var(--siec-text-main);
  transition: 0.3s;
  margin-bottom: 20px;
}
.siec-trend-img-frame {
  border-radius: 12px;
  overflow: hidden;
  height: 75px;
  width: 75px;
  flex-shrink: 0;
}
.siec-trending-item:hover .siec-img-cover {
  transform: scale(1.15);
}
.siec-trend-content {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.siec-trend-title {
  font-size: 14px;
  color: var(--siec-text-main);
  margin: 0;
  line-height: 1.4;
  transition: 0.3s;
}
.siec-trending-item:hover .siec-trend-title {
  color: var(--green-900);
}
.siec-trend-date {
  font-size: 11px;
  color: var(--grey-600);
  margin: 0;
  text-transform: uppercase;
}

/* Related Articles (JS স্লাইডার, অ্যারো বোতাম দিয়ে) */
.siec-related-blogs-sec {
  padding: 80px 0;
}
.siec-related-carousel-wrapper {
  position: relative;
  width: 100%;
  overflow: hidden;
}
.siec-related-carousel-inner {
  transition: transform 0.5s ease-in-out;
  display: flex;
  flex-wrap: nowrap;
  margin: 0;
  padding: 0;
}
.siec-related-carousel-inner .siec-slider-item {
  flex: 0 0 33.333%;
  max-width: 33.333%;
  padding: 0 15px;
}
.siec-related-card {
  background-color: var(--white);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 25px;
  height: 100%;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: 0.3s;
  width: 100%;
}
.siec-related-card:hover {
  border-color: var(--green-900);
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}
.siec-rel-img-frame {
  border-radius: 12px;
  overflow: hidden;
  height: 180px;
  margin-bottom: 20px;
}
.siec-rel-img-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.siec-related-card:hover .siec-rel-img-frame img {
  transform: scale(1.1);
}
.siec-related-card h3 {
  font-size: 16px;
  color: var(--siec-text-main);
  margin-bottom: 12px;
  line-height: 1.4;
  transition: 0.3s;
}
.siec-related-card:hover h3 {
  color: var(--green-900);
}
.siec-related-card a {
  font-size: 13px;
  color: var(--green-900);
  font-weight: 600;
  text-decoration: none;
  display: block;
  margin-top: auto;
}
.siec-related-card a:hover {
  text-decoration: underline;
}

/* স্লাইডার বাটন (অ্যারো চিহ্ন) */
.siec-carousel-controls {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 35px;
}
.siec-carousel-control-btn {
  background-color: var(--white);
  border: 1px solid var(--line);
  color: var(--green-900);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  font-size: 18px;
  font-weight: bold;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.08);
  transition: 0.3s;
  cursor: pointer;
  padding: 0;
  position: static;
  opacity: 1;
  border: none;
}
.siec-carousel-control-btn:hover {
  background-color: var(--green-900);
  color: var(--white);
  transform: scale(1.05);
}

/* রেসপনসিভ ডিজাইন */
@media (max-width: 991.98px) {
  .siec-container {
    padding: 0 15px;
  }
  .siec-col-lg-8,
  .siec-col-lg-4,
  .col-lg-4,
  .col-md-6 {
    flex: 0 0 100%;
    max-width: 100%;
    margin-bottom: 30px;
  }
  .siec-blog-hero {
    padding: 40px 0;
    border-radius: 0 0 30px 30px;
  }
  .siec-blog-hero::after {
    border-radius: 0 0 30px 30px;
  }
  .siec-breadcrumb {
    font-size: 12px;
  }
  .siec-hero-title {
    font-size: 30px;
  }
  .siec-blog-body-sec {
    padding: 40px 0;
  }
  .siec-blog-featured-img-frame {
    height: 320px;
  }
  .siec-article-content p {
    font-size: 14px;
  }
  .siec-key-takeaway {
    padding: 20px;
  }
  .siec-title-mid {
    font-size: 18px;
    margin-bottom: 15px;
  }
  .siec-comment-sec {
    margin-top: 2rem;
    padding-top: 2rem;
  }
  .siec-form-control {
    padding: 10px 15px;
  }
  .siec-sidebar-banner-frame {
    height: 220px;
  }
  .siec-sidebar-box,
  .siec-trending-box {
    padding: 25px 20px;
  }
  .siec-rel-img-frame {
    height: 160px;
  }
  .siec-title-large {
    font-size: 28px;
  }

  .siec-related-carousel-inner .siec-slider-item {
    flex: 0 0 50%;
    max-width: 50%;
  }
}

@media (max-width: 767.98px) {
  .siec-col-sm-4 {
    width: calc(50% - 1rem);
  }
  .siec-related-carousel-inner .siec-slider-item {
    flex: 0 0 100%;
    max-width: 100%;
  }
  .siec-d-lg-block {
    display: none;
  }
}