/* smooth jump + scroll for anchor links */
html {
    scroll-behavior: smooth;
}

/* Hide normal navigation on mobile */
#site-nav a {
    display: none;
}

/* ---- progress dots ---- */
.progress-nav {
    position: fixed;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    z-index: 999;
}

.progress-nav .dot {
    position: relative;
    /* so ::after can enlarge tap-area  */
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #cbd5e1;
    /* neutral gray */
    transition: background .25s, transform .25s;
}

/* enlarge invisible hit-box for fat-finger friendliness */
.progress-nav .dot::after {
    content: '';
    position: absolute;
    inset: -10px;
}

/* active state (set by JS) */
.progress-nav .dot.active {
    background: #63b7e6;
    /* your brand blue */
    transform: scale(1.35);
}

.dot-label {
    display: block;
    position: fixed;
    right: 2.8rem;
    /* ≈ dot width + gap */
    padding: .25rem .6rem;
    font-size: .8rem;
    line-height: 1.2;
    background: #142243;
    color: #fff;
    border-radius: 4px;
    box-shadow: 0 2px 6px rgb(0 0 0 / .12);
    opacity: 0;
    pointer-events: none;
    transition: opacity .25s;
    z-index: 999;
}

.dot-label.show {
    opacity: 1;
}

.dot-label.selected {
    /* highlight tapped one */
    font-weight: 700;
    background: #63b7e6;
    color: #142243;
}

.top-bar {
    padding: 0.5rem 0;
}

.top-bar>.lang-switch {
    display: none;
}

.lang-switch .lang-btn {
    font-size: 1.2rem;
}

.about-content {
    flex-direction: column;
    text-align: center;
    gap: 1.25rem;
}

.stairs-note {
    flex-direction: column;
    align-items: center;
    gap: .8rem;
    margin: 3rem .9rem;
    padding: 1.4rem 1.1rem 1.2rem;
    font-size: 1.02rem;
    line-height: 1.7;
    text-align: center;
}

.stairs-note .icon {
    font-size: 1.6em;
    margin: 0;
}

.classroom-note,
.info-list {
    text-align: start;
    max-width: 38ch;
    font-size: 1rem;
    line-height: 1.7;
    padding: 0 1rem;
}

.activity-info {
    padding: 0 1rem;
}

.gallery picture {
    width: 90%;
    min-width: 220px;
}

.contact-description {
    font-size: 0.9rem;
}

#contact-email {
    font-size: 1rem;
}

/* stack the banner on narrow screens */
@media (max-width:480px) {
    #cookie-banner {
        flex-direction: column;
        gap: .6rem;
        text-align: center;
    }
}