html, body {
    height: 100%;
    margin: 0;
    padding: 0;
    background: #fff;
    font-family: "Comic Sans MS", "Comic Sans", cursive;
    overflow: hidden;
}

/* ---------- Nei ---------- */

#nei {
    font-family: serif;
    font-size: 1rem;
    padding: 8px;
}

/* ---------- Ja ---------- */

/* Tempo følger musikken: 128 BPM → ett slag = 0.469s, én takt = 1.875s */

#ja {
    position: fixed;
    inset: 0;
}

.wrapper {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    height: 100dvh; /* mobil: ikke gjem noe bak adresselinja */
    overflow: hidden;
}

/* Bakgrunnen får deep fry-filteret, ikke teksten */
.wrapper::before {
    content: "";
    position: absolute;
    inset: -20px;
    background-color: #ff00ff;
    background-image: url(imgs/image.webp);
    background-position: center;
    animation:
        zoom 1.875s infinite alternate ease-in-out,
        fritert 0.938s infinite steps(4),
        risting 0.234s infinite;
}

@keyframes zoom {
    0%   { background-size: 15%; }
    100% { background-size: 160%; }
}

/* Deep fry: overmettet, overkontrast, regnbuespasmer */
@keyframes fritert {
    0%   { filter: saturate(4) contrast(2.2) brightness(1.1) hue-rotate(0deg); }
    25%  { filter: saturate(6) contrast(2.6) brightness(1.2) hue-rotate(90deg); }
    50%  { filter: saturate(3) contrast(3) brightness(0.95) hue-rotate(180deg); }
    75%  { filter: saturate(6) contrast(2.4) brightness(1.2) hue-rotate(270deg); }
    100% { filter: saturate(4) contrast(2.2) brightness(1.1) hue-rotate(360deg); }
}

@keyframes risting {
    0%, 100% { transform: translate(0, 0); }
    25%      { transform: translate(-3px, 2px); }
    50%      { transform: translate(3px, -2px); }
    75%      { transform: translate(-2px, -2px); }
}

.container {
    position: relative;
    z-index: 2; /* over konfettien */
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 10px 16px;
    font-size: 4rem;
    font-weight: bold;
    text-align: center;
    text-transform: uppercase;
    border: 4px solid #000;
    box-shadow: 8px 8px 0 #000;
    animation: bakgrunn 3.75s infinite steps(1);
}

.tekst {
    display: inline-block;
    color: yellow;
    -webkit-text-stroke: 6px #000;
    paint-order: stroke fill;
    text-shadow: 4px 4px 0 #000;
    animation: puls 0.469s infinite ease-out;
}

/* Spark på hvert slag i stedet for å blinke bort */
@keyframes puls {
    0%   { transform: scale(1.1); }
    30%  { transform: scale(1); }
    100% { transform: scale(1); }
}

.container img {
    height: 120px;
    animation: snurr 1.875s infinite linear;
}

.container img:nth-child(even) {
    animation-direction: reverse;
}

@keyframes snurr {
    0%   { transform: rotate(0deg) scale(1); }
    50%  { transform: rotate(180deg) scale(1.2); }
    100% { transform: rotate(360deg) scale(1); }
}

/* Mørke nok farger til at gul tekst alltid synes */
@keyframes bakgrunn {
    0%   { background-color: #b000b0; }
    25%  { background-color: #0040d0; }
    50%  { background-color: #d01060; }
    75%  { background-color: #007a3d; }
}

/* Mobil: stable vertikalt så teksten får plass */
@media (max-width: 900px) {
    .container {
        flex-wrap: wrap;
        justify-content: center;
        max-width: 92vw;
        font-size: 2.6rem;
        line-height: 1.1;
    }
    .tekst { -webkit-text-stroke-width: 5px; }
    .container img { height: 60px; }
    .tekst { order: -1; width: 100%; }
}

/* ---------- Konfetti ---------- */

#konfetti {
    position: fixed;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    overflow: hidden;
}

.bit {
    position: absolute;
    top: -10vh;
    font-size: 2.5rem;
    animation: fall linear forwards;
}

@keyframes fall {
    to { transform: translateY(120vh) rotate(720deg); }
}

/* ---------- Flytende tekster (DVD-logo-stil) ---------- */

#flyt {
    position: fixed;
    inset: 0;
    z-index: 3;
    pointer-events: none;
    overflow: hidden;
}

.flyter {
    position: absolute;
    top: 0;
    left: 0;
    white-space: nowrap;
    font-size: 2.4rem;
    font-weight: bold;
    font-style: italic;
    color: var(--farge, yellow);
    -webkit-text-stroke: 5px #000;
    paint-order: stroke fill;
    text-shadow: 3px 3px 0 #000;
    opacity: 0;
    transition: opacity 0.6s;
    will-change: transform, opacity;
}

.flyter.synlig { opacity: 1; }

.flyter.wordart {
    background: linear-gradient(90deg, red, orange, yellow, lime, cyan, blue, magenta, red);
    background-size: 200% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    -webkit-text-stroke: 1px #000;
    text-shadow: none;
    animation: regnbue 1.875s linear infinite;
}

@keyframes regnbue {
    to { background-position: 200% 0; }
}

/* ---------- Rullende banner ---------- */

.banner {
    position: fixed;
    z-index: 4;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    padding: 6px 0;
    background: #000;
    padding-bottom: calc(6px + env(safe-area-inset-bottom));
    border-top: 4px dashed yellow;
    color: lime;
    font: bold 1.6rem "Courier New", monospace;
    white-space: nowrap;
}

.banner-tekst {
    display: inline-block;
    animation: rull 24s linear infinite;
}

@keyframes rull {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}

@media (max-width: 900px) {
    .flyter { font-size: 1.4rem; }
    .banner { font-size: 1.1rem; }
    #ja #start { font-size: 1.1rem; white-space: nowrap; padding: 12px 16px; }
    .flyter { -webkit-text-stroke-width: 4px; }
}

/* ---------- Startknapp (nettlesere blokkerer autoplay) ---------- */

#start {
    position: fixed;
    z-index: 4;
    left: 50%;
    bottom: 12vh;
    transform: translateX(-50%);
    padding: 16px 28px;
    font: bold 1.6rem "Comic Sans MS", "Comic Sans", cursive;
    color: yellow;
    background: red;
    border: 6px dashed lime;
    cursor: pointer;
    animation: knappepuls 0.469s infinite ease-out;
}

@keyframes knappepuls {
    0%   { transform: translateX(-50%) scale(1.08); }
    30%  { transform: translateX(-50%) scale(1); }
    100% { transform: translateX(-50%) scale(1); }
}

#start[hidden] { display: none; }

@media (prefers-reduced-motion: reduce) {
    .wrapper::before, .tekst, .container img, .bit { animation-duration: 6s; }
}