/* --- Tombol (Buttons) --- */
.btn {
    position: relative;
    overflow: hidden;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color var(--transition-speed), color var(--transition-speed);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-family);
    -webkit-tap-highlight-color: transparent;
}

.btn:disabled {
    cursor: not-allowed;
    opacity: 0.5;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}
.btn-primary:not(:disabled):hover {
    background-color: var(--primary-color-dark);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.btn-danger {
    background-color: var(--danger-color);
    color: white;
}
.btn-danger:not(:disabled):hover {
    background-color: var(--danger-color-dark);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.btn-success {
    background-color: var(--success-color);
    color: white;
}
.btn-success:not(:disabled):hover {
    background-color: var(--success-color-dark);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.btn-secondary {
    background-color: var(--secondary-color);
    color: var(--text-color);
    border: 1px solid var(--border-color);
}
.btn-secondary:not(:disabled):hover {
    background-color: var(--border-color);
}

.btn-block {
    width: 100%;
    justify-content: center;
}

.action-btn {
    padding: 0.75rem;
    width: 44px;
    height: 44px;
    font-size: 1.25rem;
    justify-content: center;
    flex-shrink: 0;
}
.action-btn i {
    margin: 0;
}

.return-btn, .add-item-btn {
    padding: 0.8rem;
    font-size: .9rem;
}

.see-proof-btn {
    background-color: var(--success-color);
    padding: 0.5rem 0.9rem;
}

.see-proof-btn:hover {
    background-color: var(--success-color-dark) !important;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.transaction-group__header-actions {
    display: flex;
    gap: 0.6rem;
    align-items: center;
}

#borrow .page__actions {
    margin-left: auto;
}

#borrow .page__actions .btn {
    background-color: var(--primary-color);
}

/* --- Status Loading Tombol dengan Progress --- */
.btn.btn--loading {
    cursor: wait;
    pointer-events: none;
}

.btn.btn--loading .btn__text {
    visibility: hidden;
}

.btn .btn__progress {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0;
    background-color: rgba(255, 255, 255, 0.3);
    border-radius: inherit;
    transition: width 0.1s linear;
    z-index: 1;
}

/* Warna progress bar hijau untuk tombol aksi utama */
.btn.btn-primary .btn__progress {
    background-color: rgba(37, 211, 102, 0.5);
}

/* --- Tombol Aksi Mengambang (FAB) --- */
.fab-container {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 1500;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

/* Animasi saat FAB muncul */
@keyframes fab-pop-in {
    from {
        transform: scale(0);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.fab {
    display: none; 
    position: relative;
    width: 60px;
    height: 60px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50%;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    cursor: pointer;
    transition: transform 0.2s ease-out, background-color var(--transition-speed);
}

.fab.is-visible {
    display: flex;
    animation: fab-pop-in 0.2s ease-out forwards;
}

#fabImportCsvBtn,
#fabDeleteSelectedBtn,
#fabDeleteSelectedAccountsBtn {
    width: 52px;
    height: 52px;
    font-size: 1.6rem;
}

.fab:hover {
    transform: scale(1.05);
}

#fabAddItemBtn:hover,
#fabAddAccountBtn:hover {
     background-color: var(--primary-color-dark);
}

#fabBorrowSelectedBtn:hover, 
#fabImportStockBtn:hover,
#fabImportAccountsBtn:hover,
#fabExportStockBtn:hover,
#fabExportAccountsBtn:hover {
    background-color: var(--success-color-dark) !important;
}

#fabDeleteSelectedBtn:hover {
    background-color: var(--danger-color-dark) !important;
}

/* --- Grup FAB Multi-Aksi --- */
.fab-action {
    width: 55px !important;
    height: 55px !important;
    background-color: var(--success-color) !important;
}

.fab-multi-action-group {
    display: none;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.fab-multi-action-group.is-visible {
    display: flex;
}

.fab-multi-action-group .fab {
    display: flex;
}

.fab-multi-action-group .fab-child {
    width: 52px;
    height: 52px;
    font-size: 1.6rem;
    transform: scale(0);
    opacity: 0;
    transition: transform 0.2s ease-out, opacity 0.2s ease-out, background-color var(--transition-speed);
    pointer-events: none;
}

.fab-multi-action-group.is-open .fab-child {
    transform: scale(1);
    opacity: 1;
    pointer-events: auto;
}
.fab-multi-action-group.is-open .fab-child:nth-of-type(1) {
    transition-delay: 0.12s;
}
.fab-multi-action-group.is-open .fab-child:nth-of-type(2) {
    transition-delay: 0.08s;
}
.fab-multi-action-group.is-open .fab-child:nth-of-type(3) {
    transition-delay: 0.04s;
}


.fab-action .icon-open,
.fab-action .icon-close {
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), opacity 0.2s ease;
    position: absolute;
}

.fab-action .icon-close {
    transform: rotate(-90deg) scale(0);
    opacity: 0;
}

.fab-action.is-open {
    background-color: var(--danger-color) !important;
}

.fab-action.is-open .icon-open {
    transform: rotate(90deg) scale(0);
    opacity: 0;
}

.fab-action.is-open .icon-close {
    transform: rotate(0) scale(1);
    opacity: 1;
}

/* --- Action Dropdown (History Page) --- */
.action-dropdown {
    position: relative;
    display: inline-block;
}

.action-dropdown__menu {
    display: none;
    position: absolute;
    top: calc(100% + 5px);
    right: 0;
    background-color: var(--card-bg-color);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 0.5rem;
    margin: 0;
    width: max-content;
    z-index: 10;
    border: 1px solid var(--border-color);
}

.action-dropdown.is-open .action-dropdown__menu {
    display: block;
}

.action-dropdown__menu a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    cursor: pointer;
    transition: background-color var(--transition-speed);
    text-decoration: none;
    color: var(--text-color);
    font-size: 0.9rem;
    border-radius: 8px;
    white-space: nowrap;
}

.action-dropdown__menu a:hover {
    background-color: var(--secondary-color);
}
.action-dropdown__menu a i {
    font-size: 1.25rem;
}


@media (max-width: 992px) {
    .transaction-group__header-actions {
        width: 100%;
        flex-direction: column;
        align-items: stretch;
        gap: 0.6rem;
        padding: 1rem 0;
    }

    .transaction-group__header .btn {
        width: 100%;
        justify-content: center;
    }

    .see-proof-btn {
        padding: 0.4rem;
        margin: 0.5rem 0;
    }
}

@media (max-width: 840px) {
    .page__actions .btn {
       font-size: 0.9rem;
       padding: 0.75rem 1rem;
    }
    .page__actions .btn i {
        font-size: 1.1rem;
    }
    .page__actions .action-btn {
        padding: 0.75rem;
        width: 44px;
        height: 44px;
    }

    .fab-container {
        bottom: 1.2rem;
        right: 1.2rem;
        gap: 1rem;
    }

    .fab {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    .fab-multi-action-group .fab-child,
    #fabImportCsvBtn {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
    }
}