:root {
    --fade-zoom-duration: 20s;
    /* hidas ja hiipivä */
    --delay: 0.1s;
    /* viive ennen alkua */
    --start-scale: 1.0;
    /* aloituszoom */
    --end-scale: 1.18;
    /* loppuzoom */
    --vignette-strength: 0.5;
    /* kevyempi vinjetti */
    --fog-opacity: 0.10;
    /* sumun maksimipeitto */
    /* SPA nav specific */
    --spa-min-scale: 1.10;
    /* zoom slightly smaller on nav */
    --spa-dim-opacity: 0.38;
    /* do not fully hide image on nav */
    --spa-anim-duration: 0.7s;
    /* quick nav animation */
}

/* Glassmorphism container for stylish, see-through effect */
.glass {
    background: rgba(30, 32, 38, 0.32);
    border-radius: 1.5rem;
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.18);
    backdrop-filter: blur(8px) saturate(160%);
    -webkit-backdrop-filter: blur(8px) saturate(160%);
    border: 1.5px solid rgba(255, 255, 255, 0.18);
    padding: 3rem 2rem 2rem;
    margin: 4rem auto 0 auto;
    max-width: 600px;
    width: 90%;
    position: relative;
    z-index: 1;
    transition: box-shadow 0.3s;
    opacity: 0;
    animation: glassFadeIn 1.8s cubic-bezier(.4, .8, .2, 1) 3s forwards;
}

@keyframes glassFadeIn {
    0% {
        opacity: 0;
        transform: translateY(20px) scale(0.98);
    }

    75% {
        opacity: 1;
        transform: translateY(-1px) scale(1.005);
    }

    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.glass:hover {
    box-shadow: 0 12px 40px 0 rgba(31, 38, 135, 0.28);
    border-color: rgba(255, 255, 255, 0.28);
}


html,
body {
    height: 100%;
    background: #000;
}

body {
    margin: 0;
    color: #e5e7eb;
    font: 16px/1.5 Georgia, serif;
    min-height: 100svh;
}

/* Kiinteä taustakerros */
.bg-layer {
    position: fixed;
    inset: 0;
    z-index: 0;
    /* pysyy sisällön takana, mutta ei liian takana */
    background: #000;
    overflow: hidden;
}

/* Hahmokuva – hiipivä esiin tulo + kevyt hehku valkoisiin viivoihin */
.bg-layer img {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scale(var(--start-scale));
    transform-origin: 50% 100%;
    height: min(115svh, 115vh);
    width: auto;
    max-width: none;
    opacity: 0;
    filter: brightness(1.15) contrast(1.15) blur(2px) drop-shadow(0 0 10px rgba(255, 255, 255, 0.03)) drop-shadow(0 0 24px rgba(255, 255, 255, 0.025));
    will-change: transform, opacity, filter;
}

.bg-layer:not(.bg-anim-dim-out):not(.bg-anim-dim-in) img {
    animation: emerge var(--fade-zoom-duration) ease var(--delay) forwards;
}

/* DEBUG: force image visible for troubleshooting */
.bg-layer img.force-visible {
    opacity: 1 !important;
    filter: none !important;
    animation: none !important;
}

/* Vinjetti: kevyempi, jottei hahmo huku varjoon */
.bg-layer::after {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
        radial-gradient(120% 100% at 50% 85%,
            rgba(0, 0, 0, 0) 0%,
            rgba(0, 0, 0, 0.10) 35%,
            rgba(0, 0, 0, 0.34) 65%,
            rgba(0, 0, 0, 1) 100%),
        linear-gradient(to top, rgba(0, 0, 0, 0.42), rgba(0, 0, 0, 0) 55%);
    opacity: calc(0.35 * var(--vignette-strength));
}

/* Sumukerros: antaa tunteen että hahmo tulee pimeydestä läpi */
.fog {
    position: absolute;
    inset: -10vh -10vw 0 -10vw;
    /* leviää hieman reunoille */
    pointer-events: none;
    background:
        radial-gradient(60% 40% at 50% 85%, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0) 60%),
        radial-gradient(80% 50% at 50% 95%, rgba(255, 255, 255, 0.10), rgba(255, 255, 255, 0) 70%);
    opacity: 0;
    filter: blur(22px);
    transform: translateY(8vh) scale(1.02);
    animation: fogRise calc(var(--fade-zoom-duration) * 0.9) ease-out calc(var(--delay) + 2s) forwards;
}

@keyframes emerge {
    0% {
        opacity: 0;
        transform: translateX(-50%) scale(var(--start-scale));
    }

    100% {
        opacity: 1;
        transform: translateX(-50%) scale(var(--end-scale));
    }
}

@keyframes fogRise {
    0% {
        opacity: 0;
        transform: translateY(8vh) scale(1.02);
    }

    60% {
        opacity: var(--fog-opacity);
    }

    100% {
        opacity: calc(var(--fog-opacity) * 0.85);
        transform: translateY(0) scale(1.06);
    }
}

/* Käyttäjille, jotka vähentävät animaatioita */
@media (prefers-reduced-motion: reduce) {
    .bg-layer img {
        animation: none;
        opacity: 1;
        filter: brightness(1.05) contrast(1.15) blur(0) drop-shadow(0 0 14px rgba(255, 255, 255, 0.05)) drop-shadow(0 0 34px rgba(255, 255, 255, 0.04));
        transform: translateX(-50%) scale(var(--end-scale));
    }

    .fog {
        display: none;
    }
}

/* Esimerkkisisältö – voit poistaa kokonaan */
header {
    position: relative;
    padding: 6rem 2rem 2rem;
    text-align: center;
}

.shade {
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.85), rgba(0, 0, 0, 0));
    -webkit-background-clip: text;
    background-clip: text;
}

h1 {
    margin: 0 0 1rem;
    font-size: clamp(2rem, 4vw + 1rem, 4rem);
    font-family: 'Proxima Nova', sans-serif;
    font-weight: 300;
    text-transform: uppercase;
}

p {
    margin: 0 auto;
    max-width: 60ch;
    opacity: .8;
}

/* Sticky, stylish menu */
nav.primary-menu {
    position: sticky;
    top: 0;
    z-index: 2;
    margin-top: .25rem;
    padding: .5rem 0 .25rem;
}

.menu-list {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
    padding: 0;
    margin: .25rem 0 0;
    justify-content: center;
}

.menu-list li {
    margin: 0;
}

.menu-btn {
    appearance: none;
    background: rgba(255, 255, 255, 0.08);
    border: none;
    color: #e5e7eb;
    font-family: CenturyGothicStd, 'Century Gothic', sans-serif;
    font-size: 0.9rem;
    line-height: 1.2;
    padding: 0;
    cursor: pointer;
    border-radius: 0;
    position: relative;
    opacity: .9;
    width: 5.5rem;
    height: 5.5rem;
    display: grid;
    place-items: center;
    text-align: center;
    transition: all .28s ease;
}

.menu-btn:focus-visible {
    outline: 2px solid rgba(255, 255, 255, .35);
    outline-offset: 2px;
}

.menu-btn:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.menu-btn[aria-current="page"] {
    color: #ffffff;
    opacity: 1;
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 20px rgba(165, 180, 252, 0.3);
}

/* Content area transitions */
#content {
    margin: 1rem auto 0;
    max-width: 720px;
    width: min(92%, 720px);
    opacity: 1;
    transition: opacity .28s ease;
    min-height: 8rem;
}

#content.is-fading-out {
    opacity: 0;
}

/* Background transitions for SPA nav */
@keyframes bgDimOut {
    0% {
        opacity: 1;
        transform: translateX(-50%) scale(var(--end-scale));
    }

    100% {
        opacity: 0;
        transform: translateX(-50%) scale(var(--start-scale));
    }
}

@keyframes bgDimIn {
    0% {
        opacity: 0;
        transform: translateX(-50%) scale(var(--start-scale));
    }

    100% {
        opacity: 1;
        transform: translateX(-50%) scale(var(--end-scale));
    }
}

.bg-anim-dim-out img {
    animation: bgDimOut var(--spa-anim-duration) ease-in forwards;
}

.bg-anim-dim-in img {
    animation: bgDimIn var(--fade-zoom-duration) ease-out forwards;
}

@media (max-width: 520px) {
    .menu-list {
        gap: .15rem .5rem;
    }

    .menu-btn {
        padding: .3rem .5rem;
    }

    #content {
        width: 94%;
    }
}

/* Exhibitions layout */
.exhibit {
    display: grid;
    gap: 1rem;
}

.ex-title {
    font-size: clamp(1.05rem, 0.7rem + 1.2vw, 1.35rem);
    line-height: 1.35;
    letter-spacing: .2px;
    text-align: left;
}

.ex-title .line {
    opacity: .95;
}

.ex-title .two-col {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: .75rem;
}

.ex-title .left {
    font-weight: 600;
}

.ex-title .right {
    opacity: .85;
}

.ex-toggle {
    display: inline-flex;
    gap: .4rem;
    align-items: center;
    margin-top: .25rem;
    border-radius: .6rem;
    background: rgba(255, 255, 255, 0.06);
    padding: .25rem;
    width: fit-content;
}

.ex-tab {
    appearance: none;
    border: 0;
    background: transparent;
    color: #e5e7eb;
    padding: .35rem .6rem;
    border-radius: .45rem;
    cursor: pointer;
    font-family: Georgia, serif;
    font-size: inherit;
    opacity: .85;
}

.ex-tab[aria-selected="true"] {
    background: rgba(255, 255, 255, 0.12);
    opacity: 1;
}

.ex-tab:focus-visible {
    outline: 2px solid rgba(255, 255, 255, .35);
    outline-offset: 2px;
}

.ex-media {
    position: relative;
    border-radius: .8rem;
    overflow: hidden;
    background: rgba(0, 0, 0, 0.35);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.ex-media figure {
    margin: 0;
}

.ex-image {
    display: block;
    width: 100%;
    height: auto;
    object-fit: contain;
    background: #000;
    transition: opacity .28s ease;
    opacity: 1;
}

.ex-video {
    position: relative;
    aspect-ratio: 16/9;
    width: 100%;
}

.ex-video iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

.ex-controls {
    display: flex;
    gap: .4rem;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    padding: .35rem 0 .1rem;
}

.ex-num {
    appearance: none;
    border: 0;
    background: rgba(255, 255, 255, 0.08);
    color: #e5e7eb;
    width: 2rem;
    height: 2rem;
    border-radius: .5rem;
    cursor: pointer;
    font-family: Georgia, serif;
    font-size: 0.95rem;
    font-weight: 600;
    line-height: 1;
    display: grid;
    place-items: center;
    transition: background .2s ease, transform .08s ease;
}

.ex-num:hover {
    background: rgba(255, 255, 255, 0.14);
}

.ex-num:active {
    transform: scale(0.98);
}

.ex-num[aria-current="true"] {
    background: linear-gradient(135deg, #a5b4fc, #f0abfc, #fde68a);
    color: #111827;
}

.hidden {
    display: none !important;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Link styling (avoid default blue) */
.glass a {
    color: #e5e7eb;
    text-decoration: none;
    position: relative;
    opacity: .95;
}

.glass a:hover {
    opacity: 1;
}

.glass a:focus-visible {
    outline: 2px solid rgba(255, 255, 255, .35);
    outline-offset: 2px;
    border-radius: 4px;
}

.glass a::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -2px;
    height: 2px;
    background: linear-gradient(90deg, #a5b4fc, #f0abfc, #fde68a);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .25s ease;
    border-radius: 2px;
}

.glass a:hover::after {
    transform: scaleX(1);
}

/* CV styling */
.cv {
    text-align: left;
    display: grid;
    gap: 1.2rem;
}

.cv h2 {
    font-size: 1.35rem;
    margin: 0;
}

.cv h3 {
    font-size: 1.05rem;
    margin: .5rem 0 .25rem;
    opacity: .9;
    letter-spacing: .2px;
}

.cv ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: .25rem;
}

.cv li {
    opacity: .95;
}

.cv address {
    font-style: normal;
    opacity: .95;
    display: grid;
    gap: .1rem;
}

/* Texts view */
.texts {
    text-align: left;
    display: grid;
    gap: 1rem;
}

.texts-list ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: .35rem;
}

.text-link {
    appearance: none;
    border: 0;
    background: transparent;
    color: #e5e7eb;
    font-family: Georgia, serif;
    font-size: inherit;
    padding: .2rem 0;
    cursor: pointer;
    position: relative;
    text-align: left;
    opacity: .95;
}

.text-link:hover {
    opacity: 1;
}

.text-link:focus-visible {
    outline: 2px solid rgba(255, 255, 255, .35);
    outline-offset: 2px;
    border-radius: 4px;
}

.text-link::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -2px;
    height: 2px;
    background: linear-gradient(90deg, #a5b4fc, #f0abfc, #fde68a);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .25s ease;
    border-radius: 2px;
}

.text-link:hover::after {
    transform: scaleX(1);
}

.text-detail h3 {
    margin: 0 0 .25rem;
    font-size: 1.15rem;
}

.text-detail p {
    margin: 0;
    padding: 0 0 1rem 0;
}

.back-btn {
    appearance: none;
    border: 0;
    background: rgba(255, 255, 255, 0.08);
    color: #e5e7eb;
    border-radius: .5rem;
    padding: .35rem .6rem;
    cursor: pointer;
    font-family: Georgia, serif;
    font-size: inherit;
    margin-bottom: .25rem;
}

.back-btn:hover {
    background: rgba(255, 255, 255, 0.14);
}

.fade {
    opacity: 1;
    transform: translateY(0);
    transition: opacity .28s ease, transform .28s ease;
}

.is-hidden {
    opacity: 0;
    transform: translateY(6px);
    pointer-events: none;
}