body {
    font-family: 'Inter', sans-serif;
    background-color: #FDFBF8;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    background: radial-gradient(
        circle at var(--x, 50%) var(--y, 50%),
        rgba(195, 181, 165, 0.15) 0%,
        rgba(195, 181, 165, 0) 20%,
        transparent 40%
    );
    opacity: 0;
    transition: opacity 0.3s ease-out;
    z-index: 100;
}
body:hover::before {
    opacity: 1;
}



#links{
    padding-left: 270px;
}

.text-4xl{
    padding-left: 260px;
}

header img:hover {
  box-shadow: 0 0 15px rgba(119, 168, 141, 0.5);
  transition: all 0.3s ease;
  
}
.NITianHacker{
    padding-left: 25px;
}

.Authorji{
    font-weight: 700;
    margin-top: 10px;
    padding-left: 4px;
    font-size: larger;
}

.heading-container {
  line-height: 1.7;
  height: 3.5rem; 
  overflow: hidden;
  display: flex;
  align-items: center;
}

#RoomsExplore{
    padding-left: 400px;
    margin-bottom: 10px;
}

.wave-heading span {
  display: inline-block;
  animation: wave-move 1s ease-out forwards;
  animation-delay: calc(var(--i) * 0.05s);
  opacity: 0;
  transform: translateY(0);
}

.wave-heading span:nth-child(1) { --i: 0; }
.wave-heading span:nth-child(2) { --i: 1; }
.wave-heading span:nth-child(3) { --i: 2; }
.wave-heading span:nth-child(4) { --i: 3; }
.wave-heading span:nth-child(5) { --i: 4; }
.wave-heading span:nth-child(6) { --i: 5; }
.wave-heading span:nth-child(7) { --i: 6; }
.wave-heading span:nth-child(8) { --i: 7; }
.wave-heading span:nth-child(9) { --i: 8; }
.wave-heading span:nth-child(10) { --i: 9; }
.wave-heading span:nth-child(11) { --i: 10; }
.wave-heading span:nth-child(12) { --i: 11; }
.wave-heading span:nth-child(13) { --i: 12; }
.wave-heading span:nth-child(14) { --i: 13; }
.wave-heading span:nth-child(15) { --i: 14; }
.wave-heading span:nth-child(16) { --i: 15; }
.wave-heading span:nth-child(17) { --i: 16; }
.wave-heading span:nth-child(18) { --i: 17; }
.wave-heading span:nth-child(19) { --i: 18; }
.wave-heading span:nth-child(20) { --i: 19; }
.wave-heading span:nth-child(21) { --i: 20; }
.wave-heading span:nth-child(22) { --i: 21; }
.wave-heading span:nth-child(23) { --i: 22; }
.wave-heading span:nth-child(24) { --i: 23; }
.wave-heading span:nth-child(25) { --i: 24; }
.wave-heading span:nth-child(26) { --i: 25; }
.wave-heading span:nth-child(27) { --i: 26; }
.wave-heading span:nth-child(28) { --i: 27; }
.wave-heading span:nth-child(29) { --i: 28; }
.wave-heading span:nth-child(30) { --i: 29; }
.wave-heading span:nth-child(31) { --i: 30; }
.wave-heading span:nth-child(32) { --i: 31; }
.wave-heading span:nth-child(33) { --i: 32; }
.wave-heading span:nth-child(34) { --i: 33; }
.wave-heading span:nth-child(35) { --i: 34; }
.wave-heading span:nth-child(36) { --i: 35; }
.wave-heading span:nth-child(37) { --i: 36; }

@keyframes wave-move {
  0% {
    transform: translateY(0);
    opacity: 0;
  }
  50% {
    transform: translateY(-12px);
    opacity: 1;
  }
  100% {
    transform: translateY(0);
    opacity: 1;
  }
}


.chart-container {
    position: relative;
    width: 100%;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
    height: 300px;
    max-height: 350px;
}
@media (min-width: 768px) {
    .chart-container {
        height: 320px;
    }
}
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #F0EBE3;
}
::-webkit-scrollbar-thumb {
    background-color: #C3B5A5;
    border-radius: 10px;
    border: 2px solid #F0EBE3;
}
::-webkit-scrollbar-thumb:hover {
    background-color: #A99985;
}
.custom-select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 0.5rem center;
    background-repeat: no-repeat;
    background-size: 1.5em 1.5em;
    padding-right: 2.5rem;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}
.modal-overlay {
    transition: opacity 0.3s ease;
}
.modal-content {
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.room-card {
    transition: transform 0.3s ease-out, box-shadow 0.3s ease-out;
    border: 1px solid #E5D9C8;
}
.room-card:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 0 15px rgba(138, 126, 111, 0.4), 0 0 25px rgba(138, 126, 111, 0.3);
    border-color: #A99985;
}
#explore-btn, #back-btn, #modal-link {
    transition: background-color 0.2s ease-in-out, transform 0.1s ease-in-out, box-shadow 0.2s ease-in-out;
}
#explore-btn:hover, #back-btn:hover, #modal-link:hover {
     box-shadow: 0 0 15px rgba(119, 168, 141, 0.5);
}
#explore-btn:active, #back-btn:active, #modal-link:active {
    transform: scale(0.98);
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}


@media (max-width: 768px) {
  header {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1.5rem;
  }

  .NITianHacker {
    padding-left: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .Authorji {
    padding-left: 0;
    margin-top: 0.5rem;
    font-size: 1rem;
  }

  .heading-container {
    justify-content: center;
    height: auto;
    line-height: 1.5;
    padding: 0 1rem;
  }

  .wave-heading {
    font-size: 1.5rem;
    padding-left: 0 !important;
    line-height: 2rem;
  }

  #RoomsExplore {
    padding-left: 0 !important;
    margin-top: 0.5rem;
    font-size: 1rem;
  }

  #links {
    padding-left: 0;
    padding-top: 1rem;
  }

  section.flex.flex-wrap {
    justify-content: center;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    text-align: center;
    padding: 0 1rem;
  }

  section.flex.flex-wrap a {
    justify-content: center;
    flex-direction: row;
  }

  .text-4xl {
    padding-left: 0 !important;
  }

  .chart-container {
    width: 100%;
    height: auto;
  }

  aside {
    position: static;
    top: unset;
  }
}