/* ============================================================
   Repulse — Sort Filter Menu (monochrome)
   ============================================================ */

.filter-wrapper {
    position: relative;
    display: inline-block;
}

.filter-main-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.6rem 1.1rem;
    background: var(--surface);
    border: 1px solid var(--border-strong);
    border-radius: 11px;
    color: var(--text-2);
    font-family: inherit;
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    transition: border-color var(--dur-fast) ease, color var(--dur-fast) ease,
        background var(--dur-fast) ease;
}

.filter-main-btn:hover,
.filter-main-btn.active {
    color: var(--text);
    border-color: rgba(255, 255, 255, 0.4);
    background: var(--surface-2);
}

.filter-icon {
    color: var(--text-3);
    transition: color var(--dur-fast) ease;
}

.filter-main-btn:hover .filter-icon,
.filter-main-btn.active .filter-icon {
    color: var(--text);
}

.filter-chevron {
    color: var(--text-3);
    transition: transform var(--dur) var(--ease-out);
}

.filter-wrapper.open .filter-chevron {
    transform: rotate(180deg);
}

/* ---------- Dropdown ---------- */

.filter-branches {
    position: absolute;
    top: calc(100% + 0.6rem);
    left: 0;
    min-width: 180px;
    padding: 0.35rem;
    background: var(--surface-2);
    border: 1px solid var(--border-strong);
    border-radius: 12px;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.65);
    opacity: 0;
    transform: translateY(-6px) scale(0.98);
    transform-origin: top left;
    visibility: hidden;
    transition: opacity var(--dur) var(--ease-out), transform var(--dur) var(--ease-out),
        visibility 0s linear var(--dur);
    z-index: 50;
}

.filter-wrapper.open .filter-branches {
    opacity: 1;
    transform: translateY(0) scale(1);
    visibility: visible;
    transition: opacity var(--dur) var(--ease-out), transform var(--dur) var(--ease-spring),
        visibility 0s;
}

.branch-option {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 0.6rem 0.85rem;
    background: transparent;
    border: none;
    border-radius: 8px;
    color: var(--text-2);
    font-family: inherit;
    font-size: 0.88rem;
    font-weight: 500;
    cursor: pointer;
    transition: background var(--dur-fast) ease, color var(--dur-fast) ease;
    position: relative;
}

.branch-option:hover {
    background: rgba(255, 255, 255, 0.06);
    color: var(--text);
}

.branch-option.active {
    color: var(--white);
    background: rgba(255, 255, 255, 0.09);
}

.branch-option.active::after {
    content: '';
    position: absolute;
    right: 0.85rem;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--white);
}