/* Reset + box-sizing */
html, body {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  max-width: 100%;
  overflow-x: hidden; /* Hide horizontal scroll globally */
  -webkit-text-size-adjust: none;
}
*, *:before, *:after {
  box-sizing: inherit;
}

/* Body background + base styling */
body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, #2e3440, #3b4252);
  color: #eceff4;
  padding: 20px;
}

/* Headings */
h1 {
  text-align: center;
  color: #88c0d0;
  margin-bottom: 30px;
}
h2 {
  margin-top: 30px;
  color: #81a1c1;
}

/* Search + Dropdown Container */
input[type="text"], .custom-select {
  width: 100%;
  margin-bottom: 20px;
}
input[type="text"] {
  padding: 15px;
  border: 1px solid transparent;
  border-radius: 8px;
  outline: none;
  background: rgba(255,255,255,0.1);
  color: #eceff4;
  font-size: 16px;
  transition: 0.3s ease;
}
input[type="text"]:focus {
  background: rgba(255,255,255,0.2);
  border: 1px solid #88c0d0;
  box-shadow: 0 0 10px rgba(136,192,208,0.5);
}

/* Custom Dropdown (select) */
.custom-select {
  position: relative;
  display: inline-block;
  background: rgba(255,255,255,0.1);
  border-radius: 8px;
  transition: 0.3s ease;
}
.custom-select:hover {
  box-shadow: 0 0 10px rgba(136,192,208,0.5);
}
.custom-select:focus-within {
  border: 1px solid #88c0d0;
}
.custom-select select {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  width: 100%;
  padding: 15px;
  border: none;
  outline: none;
  border-radius: 8px;
  background: transparent;
  color: #eceff4;
  font-size: 16px;
  cursor: pointer;
}
.custom-select::after {
  content: "▼";
  position: absolute;
  top: 50%;
  right: 18px;
  transform: translateY(-50%);
  pointer-events: none;
  color: #eceff4;
  transition: transform 0.3s ease;
}
.custom-select:focus-within::after {
  transform: translateY(-50%) rotate(180deg);
}

/* Journal Content & Accordion */
.journal-content {
  margin-top: 10px;
  padding: 20px;
  background: rgba(255,255,255,0.03);
  border-radius: 8px;
}
.accordion-item {
  margin-bottom: 20px;
}
.journal-header {
  display: block;
  cursor: pointer;
  margin-bottom: 10px;
  padding: 10px;
  user-select: none;
  font-size: 18px;
  color: #81a1c1;
}
.toggle-icon {
  margin-right: 10px;
  color: #81a1c1;
  font-weight: bold;
  transition: transform 0.3s ease;
}

/* Article list (UL) + Items */
ul {
  list-style-type: none;
  margin: 0;
  padding: 0;
}

/* Article Card */
.article-item {
  position: relative;
  font-size: 20px;
  margin-bottom: 20px;
  background: rgba(255,255,255,0.05);
  border-radius: 8px;
  box-shadow: 0 4px 30px rgba(0,0,0,0.4);
  border: 1px solid rgba(255,255,255,0.2);
  padding: 20px;
  cursor: pointer; /* entire card toggles abstract, except link */
}
.article-item:hover {
  background: rgba(255,255,255,0.1);
}

/* The 'Read More' link inside the card */
.read-more-link {
  color: #88c0d0;
  text-decoration: underline;
  font-weight: bold;
  font-size: 16px;
  cursor: pointer; /* link is clickable */
}

/* Hidden abstract is toggled with JS */
.abstract {
  margin-top: 10px;
}

/* Floating Home Button, bottom-center */
.home-button {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 60px;
  background: linear-gradient(145deg, #5e81ac, #81a1c1);
  color: #fff;
  border: none;
  border-radius: 50%;
  box-shadow: 0 8px 16px rgba(0,0,0,0.4);
  cursor: pointer;
  transition: transform 0.3s ease, background 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  z-index: 1000;
}
.home-button:hover {
  transform: translateX(-50%) scale(1.1);
  background: linear-gradient(145deg, #81a1c1, #88c0d0);
}

.article-count {
    margin-top: -10px;
    margin-bottom: 20px;
    font-size: 16px;
    color: #d8dee9;
    text-align: right;
}


/* Mobile Adjustments */
@media screen and (max-width: 600px) {
  input[type="text"], .custom-select select {
    font-size: 14px;
    padding: 12px;
  }
  .home-button {
    width: 50px;
    height: 50px;
    font-size: 24px;
    bottom: 20px;
  }
  .article-item {
    padding: 15px;
  }
}