@font-face {
  font-family: "Linux Libertine";
  src: url("./linux-libertine/LinLibertine_Rah.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Linux Libertine";
  src: url("./linux-libertine/LinLibertine_RIah.ttf") format("truetype");
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: "Linux Libertine";
  src: url("./linux-libertine/LinLibertine_RBah.ttf") format("truetype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Linux Libertine";
  src: url("./linux-libertine/LinLibertine_RBIah.ttf") format("truetype");
  font-weight: 700;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: "Linux Libertine";
  src: url("./linux-libertine/LinLibertine_RZah.ttf") format("truetype");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Linux Libertine";
  src: url("./linux-libertine/LinLibertine_RZIah.ttf") format("truetype");
  font-weight: 600;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: "Linux Libertine Display";
  src: url("./linux-libertine/LinLibertine_DRah.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Linux Libertine Initials";
  src: url("./linux-libertine/LinLibertine_I.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Linux Libertine Small Caps";
  src: url("./linux-libertine/LinLibertine_Mah.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Linux Biolinum";
  src: url("./linux-libertine/LinBiolinum_Rah.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Linux Biolinum";
  src: url("./linux-libertine/LinBiolinum_RIah.ttf") format("truetype");
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: "Linux Biolinum";
  src: url("./linux-libertine/LinBiolinum_RBah.ttf") format("truetype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Linux Biolinum Keyboard";
  src: url("./linux-libertine/LinBiolinum_Kah.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

body {
  background-color: #ffffff;
  color: #1a1a1a;
  font-size: 18px;
  font-family: "Linux Libertine", serif;
  line-height: 1.75;
  margin: 0;
  padding: 0;
}

.container {
  display: flex;
  max-width: 900px;
  margin: 0 auto;
  padding: 80px 20px;
  gap: 60px;
  position: relative;
}

.sidebar {
  flex: 1;
  max-width: 220px;
  position: sticky;
  top: 80px;
  height: fit-content;
}

.avatar {
  display: none; 
}

.sidebar h1 {
  font-family: "Linux Biolinum", sans-serif;
  font-size: 2.2rem;
  font-weight: 700;
  margin: 0 0 5px 0;
  letter-spacing: 0.5px;
  color: #111;
}

.sidebar .title {
  font-style: italic;
  color: #555;
  margin: 0 0 25px 0;
}

.sidebar-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sidebar-links li {
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.sidebar-links a {
  color: #8a1538;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}

.sidebar-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  opacity: 0.85;
  vertical-align: middle;
}

.connect-btn {
  display: none; 
}

.page {
  position: relative;
  flex: 2;
  max-width: 550px;
  padding-left: 40px;
}

.page::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background-color: #bbb;
}

.page h2 {
  font-size: 1.7rem;
  font-style: italic;
  font-weight: 700;
  margin: 35px 0 18px 0;
  letter-spacing: 0.3px;
  color: #000;
}

.page h2:first-child {
  margin-top: 0;
}

.page h2::after {
  content: "";
  display: block;
  width: 100%;
  height: 1px;
  background-color: #bbb;
  margin-top: 6px;
}

.page p {
  text-align: justify;
  margin: 0 0 22px 0;
}

/* mobile view*/
@media (max-width: 768px) {
  .container {
    flex-direction: column;
    padding: 30px 16px;
    gap: 30px;
  }

  .sidebar {
    max-width: 100%;
    position: relative;
    top: 0;
  }

  .header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    margin-bottom: 20px;
  }

  .user {
    display: flex;
    align-items: center;
    gap: 12px;
  }

  .avatar {
    display: inline-block;
    width: 42px;
    height: 42px;
    opacity: 0.85;
    padding: 10px;
    border-radius: 50%;
    border: 1px solid #ddd;
    box-sizing: border-box;
  }

  .sidebar h1 {
    font-size: 1.2rem;
    margin: 0;
  }

  .sidebar .title {
    font-size: 1rem;
    margin: 0;
  }

  .connect-btn {
    display: inline-block;
    padding: 6px 14px;
    font-size: 0.85rem;
    font-family: "Linux Biolinum", sans-serif;
    font-weight: 700;
    border: 1px solid #ccc;
    background: #fff;
    border-radius: 4px;
  }

  .connect-btn[aria-expanded="true"] {
    background: #111;
    color: #fff;
    border-color: #111;
  }

  .sidebar-links {
    display: none;
    position: absolute;
    right: 0;
    top: 55px;
    background: #ffffff;
    border: 1px solid #ddd;
    border-radius: 6px;
    padding: 12px 14px;
    box-shadow: 0 6px 20px rgba(0,0,0,0.12);
    z-index: 1000;
  }

  .sidebar-links::before {
    content: "";
    position: absolute;
    top: -6px;
    right: 25px;
    width: 10px;
    height: 10px;
    background: #ffffff;
    border-left: 1px solid #ddd;
    border-top: 1px solid #ddd;
    transform: rotate(45deg);
    z-index: -1;
  }

  .sidebar-links.is-visible {
    display: block;
  }

  .sidebar-links li {
    white-space: nowrap;
  }

  .page {
    max-width: 100%;
    padding-left: 0;
  }

  .page::before {
    display: none;
  }
}