/* Custom Scrollbar */
.scrollbar-thin::-webkit-scrollbar {
    height: 8px;
    width: 6px;
}
.scrollbar-thin::-webkit-scrollbar-track {
    background: transparent;
}
.scrollbar-thin::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 20px;
}
.dark .scrollbar-thin::-webkit-scrollbar-thumb {
    background: #334155;
}

/* Kanban Column Styles */
.kanban-column {
    min-width: 320px;
    max-width: 320px;
    display: flex;
    flex-direction: column;
}

.kanban-cards-container {
    flex-grow: 1;
    min-height: 200px;
}

/* Card Animations */
.card-hover {
    transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.2s ease, background-color 0.3s ease;
}
.card-hover:hover {
    transform: translateY(-4px) scale(1.01);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* Pulsing Border for Overdue */
@keyframes pulse-red {
    0% { border-color: rgba(239, 68, 68, 0.4); box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.4); }
    70% { border-color: rgba(239, 68, 68, 1); box-shadow: 0 0 0 6px rgba(239, 68, 68, 0); }
    100% { border-color: rgba(239, 68, 68, 0.4); box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); }
}

.overdue {
    border: 2px solid #ef4444 !important;
    animation: pulse-red 2s infinite;
}

/* Won Card Glow */
.won-glow {
    animation: glow-green 1.5s ease-out;
}

@keyframes glow-green {
    0% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7); }
    100% { box-shadow: 0 0 0 20px rgba(34, 197, 94, 0); }
}

/* Sortable Ghost */
.sortable-ghost {
    opacity: 0.3;
    background: #cbd5e1 !important;
    border: 2px dashed #64748b !important;
}
.dark .sortable-ghost {
    background: #1e293b !important;
    border-color: #475569 !important;
}

/* Theme Toggle Icons */
.sun-icon { display: none !important; }
.moon-icon { display: block !important; }
.dark .sun-icon { display: block !important; }
.dark .moon-icon { display: none !important; }

.sortable-drag {
    transform: rotate(2deg);
    cursor: grabbing;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

/* Modal Animations */
.modal-open {
    overflow: hidden;
}

#cardModal, #columnModal {
    transition: opacity 0.2s ease;
}

/* Trash Icon Hover */
.trash-btn {
    opacity: 0;
    transition: opacity 0.2s ease, color 0.2s ease;
}
.card-hover:hover .trash-btn {
    opacity: 1;
}