:root{--bg-underground: rgba(10, 10, 10, 1);--bg-underground-light: rgba(26, 26, 26, .4);--bg-underground-input: rgba(40, 40, 40, .8);--border-underground: rgba(255, 255, 255, .2);--text-white: #ffffff}.bg-underground{background-color:var(--bg-underground)!important;color:var(--text-white)!important;border:1px solid var(--border-underground)!important}.event-card{background-color:var(--bg-underground-light)!important;border-radius:8px;border:2px solid var(--border-underground);box-shadow:0 2px 8px #0003;transition:transform .3s ease,box-shadow .3s ease}.event-card:hover{transform:translateY(-3px);box-shadow:0 4px 15px #0000004d}.event-card .card-body{background-color:#1a1a1a99;border:1px solid rgba(255,255,255,.1);border-radius:6px;padding:1rem}.btn-underground{background-color:var(--bg-underground);border:1px solid var(--border-underground);color:var(--text-white)!important;transition:background-color .3s ease,border-color .3s ease;border-radius:4px}.btn-underground:hover{background-color:var(--bg-underground-light)}.btn-underground-lg{padding:.75rem 1.5rem;font-size:1.1rem}.btn-underground-sm{padding:.25rem .5rem;font-size:.875rem}.btn-underground-secondary,.btn-cancel{background-color:var(--bg-underground-light);border:1px solid var(--border-underground);color:var(--text-white)!important;border-radius:4px}.btn-underground-secondary:hover,.btn-cancel:hover{background-color:#bebebe4d}.alert.bg-underground{background-color:var(--bg-underground);border:1px solid var(--border-underground);border-radius:8px;color:var(--text-white)}.form-control,.form-select{background-color:var(--bg-underground-input)!important;border:1px solid var(--border-underground)!important;color:var(--text-white)!important;border-radius:4px}.form-control::placeholder{color:#fff9!important}.form-control:focus,.form-select:focus{background-color:var(--bg-underground-input)!important;border-color:var(--border-underground)!important;box-shadow:0 0 0 .25rem #ffffff26;color:var(--text-white)!important}.dropdown-menu.bg-underground{background-color:var(--bg-underground)!important;border:1px solid var(--border-underground)!important}.dropdown-menu.bg-underground .dropdown-item{color:var(--text-white)!important}.dropdown-menu.bg-underground .dropdown-item:hover{background-color:#ffffff1a!important}.modal-content.bg-underground{background-color:var(--bg-underground)!important;border:1px solid var(--border-underground)!important;border-radius:8px;color:var(--text-white)!important}.modal-content.bg-underground .form-label,.modal-content.bg-underground .modal-title,.modal-content.bg-underground .modal-title i{color:var(--text-white)!important}.modal-content.bg-underground .form-control,.modal-content.bg-underground .form-select{background-color:var(--bg-underground-input)!important;border:1px solid var(--border-underground)!important;color:var(--text-white)!important}.modal-content.bg-underground .form-select option{background-color:var(--bg-underground)!important;color:var(--text-white)!important}.btn-close-white{filter:invert(1)!important}@media (max-width: 768px){.event-card{margin-bottom:1.5rem}.btn-underground-lg{padding:.5rem 1rem;font-size:1rem}}input[type=date]::-webkit-calendar-picker-indicator{filter:invert(1) brightness(2)!important}