/* Navigation Island - from original Yew project CSS */
/* Navigation Island - simplified transform-based collapse/expand */
.nav-island {
    position: fixed;
    right: 28px;
    bottom: 16px;
    display: flex;
    flex-direction: row;
    align-items: flex-end;
    background: var(--bg-medium); /* Was rgba(30,32,40,0.98), using common.css variable, assuming full opacity is acceptable */
    border-radius: var(--border-radius-large); /* Was 14px, using common.css variable (16px) */
    box-shadow: 0 8px 32px 0 rgba(0,0,0,0.18), 0 1.5px 8px 0 rgba(0,0,0,0.10); /* Keeping specific shadow */
    padding: 4px 9px;
    z-index: 9000;
    overflow: hidden;
    transition: width 0.42s ease;
    will-change: width;
}

.nav-island.collapsed {
    width: 88px;
}

.nav-island.collapsed:hover:not(.clicked),
.nav-island.collapsed:focus-within:not(.clicked) {
    width: 720px; /* 9 buttons × (82px + 6px margin) + padding = ~816px */
}

.nav-island.clicked {
    width: 88px !important;
}

.nav-island-buttons {
    display: flex;
    flex-direction: row;
    align-items: flex-end;
    gap: 0;
    white-space: nowrap;
    transition: transform 0.42s ease;
    will-change: transform;
}

.nav-island.collapsed .nav-island-buttons {
    transform: translateX(-6px); /* Small offset to keep first button visible */
}

.nav-island.collapsed:hover:not(.clicked) .nav-island-buttons,
.nav-island.collapsed:focus-within:not(.clicked) .nav-island-buttons {
    transform: translateX(0);
}

.nav-island.clicked .nav-island-buttons {
    transform: translateX(-6px) !important;
}

.nav-button {
    width: 82px;
    background-color: transparent;
    color: var(--text-secondary); /* Common.css variable */
    border: 1px solid transparent;
    border-radius: var(--border-radius-medium); /* Was 10px, using common.css variable (8px) */
    font-size: 0.85em;
    font-weight: 400;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    cursor: pointer;
    transition: background 0.2s, color 0.2s, border 0.2s;
    margin-right: 6px;
    outline: none;
    padding: 10px 15px;
    flex-shrink: 0;
}

.nav-button i {
    font-size: 1.2em;
}

.nav-button:hover {
    background-color: color-mix(in srgb, var(--primary-accent) 10%, transparent); /* Common.css primary with alpha */
    color: var(--primary-accent); /* Common.css variable */
    border-color: var(--primary-accent); /* Common.css variable */
}

.nav-button.active {
    background-color: var(--primary-accent); /* Common.css variable */
    color: var(--bg-dark); /* Common.css variable */
    font-weight: 600;
    box-shadow: 0 0 10px var(--primary-accent); /* Glow with common primary */
}

.nav-button.active:hover {
    background-color: var(--primary-accent); /* Common.css variable, keep active color on hover */
    color: var(--bg-dark); /* Common.css variable */
}