/* Sidebar scroll fix */
.sidebar-list {
  max-height: 70vh;
  overflow-y: auto;
}
/* ===============================
   ✅ BASE LAYOUT
   =============================== */
html, body {
  height: 100%;
  width: 100%;
  display: flex;
  flex-direction: column;
  font-family: Georgia, "Times New Roman", Times, serif;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
  max-width: 100%;
  overflow-x: hidden;
  padding: 0;
  margin: 0;
}

body {
  flex-direction: column;
  height: 100vh;
  width: 100vw;
  overflow: hidden;
}

/* ===============================
   ✅ HEADER
   =============================== */
header.header-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  column-gap: 20px;
  padding: 0;
  background: #fff;
  border-bottom: 0;
  min-height: 120px;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  z-index: 2001;
  box-shadow: 0 2px 8px rgba(44,62,80,0.08);
}

.header-center { text-align: center; }

header.header-row h1 {
  font-size: 2.2rem;
  margin: 5px 0 0 0;
  font-weight: bold;
  color: rgba(3, 7, 228, 0.772);
}

header.header-row h2 {
  font-size: 1.4rem;
  font-weight: bold;
  color: rgba(3, 7, 228, 0.772);
  text-decoration: underline;
  margin: 5px 0 18px 0;
}

.profile-container { display: flex; align-items: center; justify-content: center; }
.profile-icon { width: 100px; height: 100px; border-radius: 50%; overflow: hidden; }
.profile-icon img { width: 100%; height: 100%; object-fit: contain; display: block; }

/* Added CSS for left and right profile containers */
.profile-container.left {
  padding-left: 30px;
}
.profile-container.right {
  padding-right: 30px;
}

/* Header responsiveness */
@media (max-width: 1200px){ .profile-icon{ width:70px; height:70px; } }
@media (max-width: 992px){ .profile-icon{ width:60px; height:60px; } }
@media (max-width: 768px){
  header.header-row {
    display: flex;
    min-height: 60px;
    padding: 6px 8px;
    justify-content: space-between;
  }
  .profile-icon { width: clamp(45px, 12vw, 55px); height: clamp(45px, 12vw, 55px); }
  header.header-row h1 { font-size: 1.3rem !important; margin: 4px 0 2px 0 !important; }
  header.header-row h2 { font-size: 0.85rem !important; margin: 0 !important; }
}
@media (max-width: 479px){
  .profile-icon{ width: clamp(35px, 10vw, 45px); height: clamp(35px, 10vw, 45px); }
  header.header-row h1 { font-size: 1.1rem !important; }
  header.header-row h2 { font-size: 0.75rem !important; }
}

/* ===============================
   ✅ MAIN CONTENT (for blockchain page)
   =============================== */
.container {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 20px 15px;
}

.unified-container {
  max-width: 1200px;
  width: 96%;
  margin: 12px auto;
  padding: 30px 40px;
  background: linear-gradient(135deg, #f8f9fa, #ffffff);
  border-radius: 15px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
  display: flex;
  flex-direction: column;
  transition: transform .3s ease, box-shadow .3s ease;
  backdrop-filter: blur(8px);
}
.unified-container:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 50px rgba(0,0,0,0.4), 0 10px 20px rgba(0,0,0,0.15);
}

.container-header {
  background: linear-gradient(135deg, #2c3e50, #34495e);
  color: #fff;
  text-align: center;
  padding: 12px;
  border-radius: 10px;
  margin-bottom: 12px;
  border-bottom: 3px solid #d01124;
}
.container-header h1 {
  font-size: 2rem;
  margin: 0;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.container-content {
  padding: 20px;
  background: linear-gradient(135deg, #fff, #f1f3f4);
  color: #2c3e50;
  border-radius: 0 0 15px 15px;
}

/* Typography inside main content */
.container-content h2 {
  color: #d01124;
  font-size: 1.2rem;
  margin: 15px 0 8px 0;
  padding-bottom: 6px;
  border-bottom: 2px solid #d01124;
  font-weight: 700;
  text-transform: uppercase;
}
.container-content p {
  font-size: 0.95rem;
  line-height: 1.6;
  color: #333;
  margin: 8px 0 12px 0;
  text-align: justify;
}
.container-content p strong {
  color: #d01124;
  text-decoration: underline;
  text-decoration-color: #d01124;
}

/* ===============================
   🔢 Auto-numbered circular counters
   =============================== */
.container-content ol {
  list-style: none;
  counter-reset: item;
  margin: 0 0 16px 0;
  padding: 0;
}
.container-content li {
  position: relative;
  counter-increment: item;
  padding: 8px 0 8px 48px;
  border-bottom: 1px solid #eee;
}
.container-content li:last-child { border-bottom: 0; }

.container-content li::before {
  content: counter(item);
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.8rem;
  color: #fff;
  background: linear-gradient(135deg, #d01124 0%, #8B0000 100%);
  box-shadow: 0 2px 6px rgba(208,17,36,0.25);
}

/* Links */
.container-content a {
  color: #1a73e8;
  font-weight: 600;
  text-decoration: none;
}
.container-content a:hover {
  color: #0d47a1;
  text-decoration: underline;
}

/* ===============================
   ⚠️ Important Notes Box
   =============================== */
.notice-warning {
  background: #fff8e1;
  padding: 16px 18px;
  border-radius: 10px;
  margin-top: 16px;
  border-left: 5px solid #ff9800;
  box-shadow: 0 2px 10px rgba(0,0,0,0.06);
}
.notice-warning ul {
  margin: 0;
  padding-left: 1rem;
  line-height: 1.8;
}
.notice-warning li + li { margin-top: 4px; }
.notice-warning strong { color: #8b5e00; }

/* ===============================
   ✅ FOOTER
   =============================== */
footer {
  padding: 18px 10px 14px 10px;
  background-color: #100e2c;
  font-weight: bold;
  border-top: 2px solid #8B0000;
  text-align: center;
  color: #cbf72d;
  font-size: 1rem;
  letter-spacing: 0.5px;
}
footer p {
  color: #abf518;
  margin: 2px 0;
  font-size: 1rem;
}
footer address {
  display: block;
  font-style: normal;
  color: #f9f9f9;
  margin: 6px 0 8px 0;
  font-size: 0.9rem;
  line-height: 1.7;
}

/* ===============================
   ✅ RESPONSIVE MAIN CONTAINER
   =============================== */
@media (max-width: 1200px){
  .unified-container { width: 95%; }
}
@media (max-width: 992px){
  .unified-container { width: 98%; margin: 12px auto; }
  .container-header h1 { font-size: 1.6rem; }
  .container-content { padding: 18px; }
}
@media (max-width: 768px){
  .unified-container { padding: 18px; }
  .container { padding: 15px; }
  .container-header h1 { font-size: 1.4rem; }
  .container-content { padding: 16px; }
}
@media (max-width: 480px){
  .container { padding: 8px; }
  .unified-container { width: 99%; margin: 8px auto; padding: 14px; }
  .container-header h1 { font-size: 1.2rem; }
  .container-content h2 { font-size: 1.05rem; }
  .container-content p, .container-content li { font-size: 0.9rem; }
  .container-content li::before {
    width: 24px;
    height: 24px;
    font-size: 0.7rem;
  }
}

/* Highlight for search matches (tools, categories, headings) */
.search-highlight {
  background: #ffe066 !important;
  color: #222 !important;
  border-radius: 6px;
  padding: 2px 6px;
  transition: background 0.2s;
  box-shadow: 0 0 0 2px #ffd700;
}

nav.navbar {
  position: fixed;
  top: 120px;
  left: 0;
  width: 100vw;
  z-index: 2000;
  box-shadow: 0 2px 8px rgba(44,62,80,0.08);
}

.scroll-content {
  position: absolute;
  top: 180px;
  left: 0;
  width: 100vw;
  height: calc(100vh - 180px);
  overflow-y: auto;
}

main {
  display: block;
  padding-top: 0;
}