@import url('shared.css');

/* =====================
   MAIN CONTENT
   ===================== */

.content {
  margin-top: 150px;
  margin-left: 10%; margin-right: 10%;
  color: var(--text-body);
  margin-bottom: 60px;
  transition: color 0.3s ease;
}

.pagetitle {
  font-size: 70px;
  text-align: center;
  margin: 0 0 40px;
  color: var(--text-primary);
  font-weight: 600;
  transition: color 0.3s ease;
}

/* =====================
   SEARCH BAR
   ===================== */

.search-wrap {
  display: flex;
  align-items: center;
  background-color: var(--card-bg);
  border: 2px solid var(--input-border);
  border-radius: 50px;
  padding: 10px 18px;
  margin-bottom: 20px;
  gap: 10px;
  transition: border-color 0.2s ease, background-color 0.3s ease;
}

.search-wrap:focus-within { border-color: var(--accent); }

.search-icon { font-size: 18px; flex-shrink: 0; }

.search-input {
  flex: 1;
  border: none; outline: none;
  font-size: 17px;
  font-family: var(--font-body);
  background: transparent;
  color: var(--text-primary);
}

.search-input::placeholder { color: var(--text-secondary); }

.search-clear {
  display: none;
  align-items: center;
  justify-content: center;
  background: none; border: none; cursor: pointer;
  font-size: 16px;
  color: var(--text-secondary);
  padding: 0; width: 20px; height: 20px; flex-shrink: 0;
  transition: color 0.2s ease;
}

.search-clear:hover { color: var(--text-primary); }

/* =====================
   FILTER BARS
   ===================== */

.filter-bar {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.filter-label {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  transition: color 0.3s ease;
}

.filter-btn {
  padding: 8px 18px;
  border: 2px solid var(--accent);
  border-radius: 20px;
  background: transparent;
  color: var(--accent);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.filter-btn:hover,
.filter-btn.active-filter {
  background-color: var(--accent);
  color: white;
}

#subject-filter-bar { margin-bottom: 28px; }

/* =====================
   MATERIAL CARDS
   ===================== */

.materials-container {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.material-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-card);
  padding: 18px 22px;
  box-shadow: var(--shadow-sm);
  text-decoration: none;
  transition: box-shadow 0.2s ease, transform 0.2s ease,
              background-color 0.3s ease, border-color 0.3s ease;
}

.material-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: var(--accent-light);
}

.material-icon {
  font-size: 26px;
  width: 52px; height: 52px;
  min-width: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(0, 132, 255, 0.1);
  border-radius: 14px;
}

.material-info { flex: 1; min-width: 0; }

.material-name {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 6px;
  transition: color 0.3s ease;
}

.material-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}

.material-subject {
  font-size: 13px;
  background-color: var(--accent);
  color: white;
  padding: 2px 10px;
  border-radius: 12px;
  font-weight: 600;
}

.material-type {
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 500;
  border: 1.5px solid var(--input-border);
  padding: 1px 9px;
  border-radius: 12px;
}

.material-notes {
  font-size: 14px;
  color: var(--text-secondary);
  margin: 8px 0 0;
  line-height: 1.5;
}

.material-arrow {
  font-size: 28px;
  font-weight: 700;
  color: var(--accent-light);
  flex-shrink: 0;
  transition: color 0.2s ease, transform 0.2s ease;
}

.material-card:hover .material-arrow {
  color: var(--accent);
  transform: translateX(4px);
}

.no-materials-msg {
  text-align: center;
  font-size: 20px;
  color: var(--text-secondary);
  margin: 50px 0;
}

/* =====================
   RESPONSIVE
   ===================== */

@media (max-width: 768px) {
  .content { margin-top: 120px; margin-left: 5%; margin-right: 5%; }
  .pagetitle { font-size: 40px; }

  .material-name { font-size: 15px; }
  .material-card { padding: 14px 16px; gap: 12px; }
  .material-icon { font-size: 20px; width: 42px; height: 42px; min-width: 42px; }
  .material-arrow { font-size: 22px; }
}