html, body {
    height: 100%;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1; 
}
footer {
    background-color: #222; 
    color: #fff;
    text-align: center;
    padding: 15px 0;
    font-size: 14px;
}

.f-info-socials i {
    font-size: 20px;
    margin: 0 8px;
    color: #fff;
    transition: color 0.3s;
    cursor: pointer;
}

.f-info-socials i:hover {
    color: #0d6efd;
}
.company{
    display: flex;
    text-align: center;
    justify-content: center;
    align-items: center;
}
.container{
    flex: 1;
    border-radius: 0px !important;
    padding: 0px !important;
}
.navbar{
    height: 5rem;
    background-color: white;
}
.fa-compass{
    margin-left: 10px !important;
    color: #fe424d;
    font-size: 2rem;
}
.nav-link{
    padding: 0 !important;
    font-size: large !important;
    margin-left: 10px !important;
    margin-right: 10px !important;
    color: #222222 !important;
}
.f-info-links, .f-info-socials,.f-info-brands{
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}


.card-container{
    display: flex !important;
    justify-content:center !important;
    align-items:  flex-start  !important;
    justify-items: flex-start !important;
}
.card{
    margin: 1.5rem !important;
    padding-left: 15px !important;
    padding-right: 15px !important;
}
.listing-card{
    border: none !important;
    margin-bottom: 1.5rem;
}
.card-img-top{
    border-radius: 1rem !important;
    width: 100% !important;
    object-fit: cover !important;
}
.card-body{
    padding:0 !important;
}
.card-body p{
    font-weight: 400 !important;
}

.btn {
    width: 100% !important;
    padding: 5px 10px;
    font-size: 16px;
    font-weight: 600;
    background: linear-gradient(45deg, #87cefa, #00cfff); 
    color: black; 
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.2);
    background: linear-gradient(45deg, #00cfff, #87cefa); 
}


.unit-btn {
  width: 100%;
  padding: 5px 14px; 
  margin-bottom: 10px;
  background: linear-gradient(135deg, #4facfe, #00f2fe);
  border: none;
  border-radius: 10px;
  color: #fff;
  text-align: left;
  font-weight: 500;
  cursor: pointer;
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.15);
  transition: all 0.3s ease;
}

.unit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.25);
  background: linear-gradient(135deg, #3a8dff, #00d4ff);
}

.unit-title {
  font-size: 0.95rem; 
  font-weight: 600;
  margin-bottom: 6px; 
}

.unit-contributor {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.85); 
  font-style: italic; 
  display: flex;
  align-items: center;
  gap: 4px;
}




.listing-link{
    text-decoration: none !important;
}
.card-img-overlay{
    opacity: 0;
}
.card-img-overlay:hover{
    opacity: 0.2;
    background-color: white;
}
.add-btn{
    background-color:#fe424d !important;
    border: none !important;
}

.edit-btn{
    background-color:#fe424d !important;
    border: none !important;
}


.show-img{
    height: 30vh;
}

.btns{
    display: flex;
}
.show-card{
    padding-left: 0;
    padding-right: 0;
}
.color{
    color: linear-gradient(45deg, #56ccf2, #2f80ed) !important;
}


.notes-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
  padding: 2rem;
}

.semester-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(12px);
  border-radius: 16px;
  padding: 1.2rem;
  box-shadow: 0 8px 20px rgba(0,0,0,0.15);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.semester-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 28px rgba(0,0,0,0.25);
}

.semester-header {
  display: flex;
  justify-content: space-around;
  align-items: center;
  margin-bottom: 1rem;
}

.semester-header h3 {
  margin: 0;
  font-size: 1.3rem;
  font-weight: 700;
  color: #222;
}

.subject-count {
  font-size: 0.9rem;
  color: #666;
}

.subjects {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.subject-chip {
  display: flex;
  flex-direction: column;
  align-items:self-start;
  padding: 5px 14px;
  border-radius: 12px;
  text-decoration: none;
  background: linear-gradient(135deg, #488ce6, #52bee9);
  color: #fff;
  font-weight: 500;
  transition: all 0.3s ease;
}

.subject-chip:hover {
  transform: translateY(-2px);
  background: linear-gradient(135deg, #52bee9, #488ce6);
  box-shadow: 0 6px 15px rgba(0,0,0,0.2);
}

.chip-title {
  font-size: 1.1rem;
  font-weight: 600;
}

.chip-contributor {
  font-size: 0.6rem;
  opacity: 0.9;
  font-style: italic;
}
.chip-with-icon {
  position: relative;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding-right: 40px;   /* space for trash icon */
}
.chip-link {
  flex-grow: 1;
  text-decoration: none;
  color: inherit;
}
.delete-form {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  margin: 0;
}
.delete-btn {
  background: transparent;
  border: none;
  cursor: pointer;
  font-size: 1.2rem;
  padding: 3px;
  color: rgba(255,255,255,0.95);
}

.delete-btn:hover {
  color: white;
  transform: scale(1.1);
}

.review-delete-btn {
    background: transparent;
    border: none;
    color: #dc3545;
    font-size: 18px;
    cursor: pointer;
    padding: 0 5px;
    transition: 0.2s;
}

.review-delete-btn:hover {
    color: #a30000;
    transform: scale(1.1);
}


footer {
    position: relative;     
}

.footer-engagement {
    position: absolute;
    right: 24px;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 12px;
    padding: 12px 18px;
    min-width: 150px;
    text-align: center;
    color: #cfd3d7;
}

.footer-engagement .fe-title {
    font-size: 11px;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.footer-engagement .fe-count {
    font-size: 28px;
    font-weight: 700;
    color: #1e90ff;
}

.footer-engagement .fe-sub {
    font-size: 11px;
    color: #aab1b7;
}

@media (max-width: 768px) {

  footer {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .footer-engagement {
    position: static;          
    transform: none;
    order: -1;                 
    margin-bottom: 16px;
  }

  .f-info {
    margin-top: 0;
  }
}

.f-info {
    max-width: 600px;      
    margin: 0 auto;        
    text-align: center;
}