.quest-tracker {
    position: fixed;
    z-index: 800;
    right: clamp(0.75rem, 2vw, 1.25rem);
    bottom: 10vh;
    display: grid;
    width: min(17rem, calc(100vw - 1.5rem));
    gap: 0.55rem;
    user-select: none;
}

.quest-tracker[hidden] {
    display: none;
}

.quest-card {
    padding: 0.68rem 0.78rem 0.72rem;
    border: 1px solid color-mix(in srgb, var(--gold) 54%, var(--rule));
    border-radius: 0.65rem;
    background:
        linear-gradient(135deg, color-mix(in srgb, var(--gold-deep) 10%, transparent), transparent 65%),
        color-mix(in srgb, var(--surface-raised) 40%, transparent);
    box-shadow:
        0 0.5rem 1.4rem rgba(0, 0, 0, 0.34),
        0 0 0.7rem color-mix(in srgb, var(--gold) 10%, transparent);
    pointer-events: auto;
}

.quest-card--ready {
    border-color: color-mix(in srgb, var(--product) 72%, var(--gold));
    box-shadow:
        0 0.5rem 1.4rem rgba(0, 0, 0, 0.34),
        0 0 1rem color-mix(in srgb, var(--product) 20%, transparent);
}

.quest-card__heading,
.quest-card__requirements li {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.75rem;
}

.quest-card__label,
.quest-card__reward {
    color: var(--gold);
    font-size: 0.64rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.quest-card__reward {
    color: var(--muted);
    letter-spacing: 0.03em;
    text-transform: none;
}

.quest-card__title {
    display: block;
    margin-top: 0.18rem;
    color: var(--text);
    font-size: 0.94rem;
    line-height: 1.25;
}

.quest-card__requirements {
    display: grid;
    margin: 0.48rem 0 0;
    padding: 0.45rem 0 0;
    border-top: 1px solid var(--rule);
    gap: 0.24rem;
    list-style: none;
}

.quest-card__requirements li {
    color: var(--muted);
    font-size: 0.72rem;
}

.quest-card__requirements li span:last-child {
    color: var(--gold-bright);
    font-size: 0.9rem;
    font-variant-numeric: tabular-nums;
    font-weight: 700;
}

.quest-card__complete {
    width: 100%;
    margin-top: 0.62rem;
    padding: 0.4rem 0.65rem;
    border: 1px solid color-mix(in srgb, var(--product) 68%, var(--rule));
    border-radius: 0.42rem;
    background: color-mix(in srgb, var(--product) 14%, var(--surface));
    color: var(--text);
    font: inherit;
    font-size: 0.75rem;
    font-weight: 700;
    cursor: pointer;
    transition:
        background-color 150ms ease-in-out,
        border-color 150ms ease-in-out,
        color 150ms ease-in-out,
        transform 150ms ease-in-out;
}

.quest-card__complete:hover,
.quest-card__complete:focus-visible {
    border-color: var(--product);
    background: color-mix(in srgb, var(--product) 24%, var(--surface));
    color: var(--gold-bright);
    outline: none;
    transform: translateY(-1px);
}

.quest-completion {
    position: fixed;
    z-index: 1100;
    top: calc(50% - clamp(5.25rem, 11vh, 8rem));
    left: 50%;
    display: grid;
    width: min(92vw, 44rem);
    justify-items: center;
    pointer-events: none;
    transform: translate(-50%, -50%);
    user-select: none;
    animation: quest-completion-fade 3600ms linear forwards;
}

.quest-completion__title {
    overflow: hidden;
    max-width: 100%;
    color: var(--product);
    font-size: clamp(2rem, 7vw, 4.5rem);
    font-weight: 700;
    letter-spacing: -0.045em;
    line-height: 1;
    text-shadow:
        0 0 0.55rem color-mix(in srgb, var(--product) 55%, transparent),
        0 0 1.25rem color-mix(in srgb, var(--product) 28%, transparent);
    white-space: nowrap;
    animation: quest-completion-roll 700ms cubic-bezier(0.16, 1, 0.3, 1) both;
}

.quest-completion__reward {
    margin-top: 0.6rem;
    color: var(--next);
    font-size: clamp(1.7rem, 5vw, 3.25rem);
    font-weight: 800;
    letter-spacing: -0.035em;
    line-height: 1;
    opacity: 0;
    text-shadow:
        0 0 0.5rem color-mix(in srgb, var(--next) 62%, transparent),
        0 0 1rem color-mix(in srgb, var(--next) 32%, transparent);
    animation: quest-completion-reward 3600ms linear both;
}

@keyframes quest-completion-roll {
    0% {
        clip-path: inset(0 100% 0 0);
        transform: translateX(-1.5rem) rotateY(-38deg);
    }

    100% {
        clip-path: inset(0);
        transform: translateX(0) rotateY(0deg);
    }
}

@keyframes quest-completion-reward {
    0%,
    44% {
        opacity: 0;
        transform: scale(0.35);
    }

    48% {
        opacity: 1;
        transform: scale(1.5);
    }

    54% {
        opacity: 1;
        transform: scale(0.97);
    }

    58%,
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes quest-completion-fade {
    0%,
    84% {
        opacity: 1;
    }

    100% {
        opacity: 0;
    }
}

@media (max-width: 640px) {
    .quest-tracker {
        bottom: clamp(2.25rem, calc(1.2vw + 1.7rem), 2.5rem);
    }
}

@media (prefers-reduced-motion: reduce) {
    .quest-card,
    .quest-card__complete,
    .quest-completion,
    .quest-completion__title,
    .quest-completion__reward {
        animation: none;
        transition: none;
    }

    .quest-completion__reward {
        opacity: 1;
    }
}