/* --- Illustrated Side Navigation --- */
.side-nav {
    position: fixed;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 500;
    opacity: 0;
    animation: side-nav-enter 0.8s ease-out 1.5s forwards;
}

@keyframes side-nav-enter {
    0%   { opacity: 0; transform: translateY(-50%) translateX(20px); }
    100% { opacity: 1; transform: translateY(-50%) translateX(0); }
}

.side-nav-ribbon {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 12px 8px;
    width: 40px;
    background: linear-gradient(
        180deg,
        rgba(255, 245, 240, 0.45) 0%,
        rgba(255, 245, 240, 0.35) 100%
    );
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    border-radius: 12px 0 0 12px;
    border: 1px solid rgba(232, 196, 188, 0.15);
    border-right: none;
    position: relative;
    box-shadow: -2px 0 12px rgba(0, 0, 0, 0.04);
    -webkit-mask-image: linear-gradient(to right, transparent 0%, black 20%, black 100%);
    mask-image: linear-gradient(to right, transparent 0%, black 20%, black 100%);
}

/* Active indicator — champagne gold dot */
.side-nav-active-dot {
    position: absolute;
    left: 6px;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(201, 169, 110, 1) 0%, rgba(201, 169, 110, 0.3) 50%, transparent 100%);
    pointer-events: none;
    transition: top 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    top: calc(12px + var(--active-index) * 31px);
}

.side-nav-item {
    position: relative;
    width: 20px;
    height: 20px;
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
}

.side-nav-icon {
    width: 19px;
    height: 19px;
    color: #3d3530;
    opacity: 0.7;
    transition: opacity 0.3s ease, color 0.3s ease;
    stroke-width: 1;
}

.side-nav-item--active .side-nav-icon {
    opacity: 1;
    color: #c9a96e;
}

.side-nav-item:hover .side-nav-icon {
    opacity: 1;
    color: #c9a96e;
}

/* Hover bloom wash */
.side-nav-item::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 235, 225, 0.5) 0%, transparent 70%);
    opacity: 0;
    transform: scale(0.5);
    transition: opacity 0.3s ease, transform 0.3s ease;
    pointer-events: none;
}

.side-nav-item:hover::before {
    opacity: 1;
    transform: scale(1.2);
}

/* Tooltip */
.side-nav-tooltip {
    position: absolute;
    right: calc(100% + 10px);
    top: 50%;
    transform: translateY(-50%);
    white-space: nowrap;
    font-family: var(--font-sc);
    font-size: 12px;
    letter-spacing: 0.15em;
    color: #3d3530;
    background: rgba(255, 250, 245, 0.92);
    backdrop-filter: blur(4px);
    padding: 5px 12px;
    border-radius: 12px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
    transform: translateY(-50%) translateX(5px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.side-nav-item:hover .side-nav-tooltip {
    opacity: 1;
    transform: translateY(-50%) translateX(0);
}

/* Hide side nav on mobile */
@media (max-width: 768px) {
    .side-nav {
        display: none;
    }
}

/* --- Scrollbar Removal (global — every scrollable container) --- */
*::-webkit-scrollbar {
    display: none;
}

* {
    -ms-overflow-style: none;
    scrollbar-width: none;
}