.projectile-lab {
    width: min(1180px, calc(100% - 2rem));
    margin: -12px auto 0;
    color: #143f38;
}

.projectile-lab__breadcrumb {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
    margin-bottom: 1.2rem;
    color: #607d77;
    font-size: 0.82rem;
}

.projectile-lab__header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.2rem;
}

.projectile-lab__header > div > span {
    color: #d06d0e;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.projectile-lab__header h1 {
    margin: 0.35rem 0;
    color: #0b4940;
    font-family: Georgia, "Times New Roman", serif;
    font-size: clamp(2rem, 4vw, 3rem);
}

.projectile-lab__header p,
.projectile-lab__question p,
.projectile-lab__controls p {
    margin: 0;
    color: #5b7771;
    line-height: 1.55;
}

.projectile-lab__header > a {
    color: #007f70;
    font-weight: 700;
}

.projectile-lab__question {
    margin-bottom: 1rem;
    padding: 0.9rem 1rem;
    border-left: 3px solid #7258e8;
    background: #ffffff;
}

.projectile-lab__question p {
    margin-top: 0.35rem;
    font-size: 0.9rem;
}

.projectile-lab__workspace {
    display: grid;
    grid-template-columns: minmax(0, 1.65fr) minmax(270px, 0.65fr);
    gap: 1rem;
    align-items: start;
}

.projectile-lab__canvas,
.projectile-lab__controls {
    border: 1px solid #d3e5e1;
    border-radius: 1rem;
    background: #ffffff;
    box-shadow: 0 16px 36px rgba(18, 74, 65, 0.07);
}

.projectile-lab__canvas {
    overflow: hidden;
}

.projectile-lab__canvas svg {
    display: block;
    width: 100%;
    height: auto;
    min-height: 330px;
    color: #7258e8;
    background: linear-gradient(#edf8f6, #ffffff);
}

.projectile-lab__result {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: #d9e8e5;
}

.projectile-lab__result div {
    padding: 0.85rem;
    background: #ffffff;
    text-align: center;
}

.projectile-lab__result span {
    display: block;
    color: #63807a;
    font-size: 0.72rem;
}

.projectile-lab__result strong {
    display: block;
    margin-top: 0.25rem;
    color: #0b4940;
    font-size: 1.1rem;
}

.projectile-lab__ground {
    stroke: #8ca8a2;
    stroke-width: 3;
}

.projectile-lab__ceiling {
    stroke: #d97818;
    stroke-width: 3;
}

.projectile-lab__path {
    fill: none;
    stroke: #7258e8;
    stroke-width: 5;
    stroke-linecap: round;
    stroke-dasharray: 9 9;
}

.projectile-lab__ball {
    fill: #e65483;
}

.projectile-lab__velocity {
    stroke: currentColor;
    stroke-width: 3;
}

.projectile-lab__ceiling-label,
.projectile-lab__axis-label {
    fill: #5b7771;
    font-family: Inter, sans-serif;
    font-size: 14px;
}

.projectile-lab__controls {
    padding: 1rem;
}

.projectile-lab__mode {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.4rem;
    margin-bottom: 1.2rem;
}

.projectile-lab__mode button,
.projectile-lab__reset {
    min-height: 2.65rem;
    border: 1px solid #cfe1dd;
    border-radius: 0.65rem;
    background: #ffffff;
    color: #17463e;
    font: inherit;
    font-size: 0.82rem;
    font-weight: 800;
    cursor: pointer;
}

.projectile-lab__mode button.is-active {
    border-color: #0b4940;
    background: #0b4940;
    color: #ffffff;
}

.projectile-lab__controls section label {
    display: block;
    margin-bottom: 1.25rem;
}

.projectile-lab__controls label > span {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 0.55rem;
    color: #365d56;
    font-size: 0.84rem;
}

.projectile-lab__controls input[type="range"] {
    width: 100%;
    accent-color: #7258e8;
}

.projectile-lab__target-answer {
    margin: 1rem 0;
    padding: 1rem;
    border-radius: 0.7rem;
    background: #f0f8f6;
}

.projectile-lab__target-answer span {
    display: block;
    color: #008676;
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.projectile-lab__target-answer strong {
    display: block;
    margin-top: 0.4rem;
    line-height: 1.45;
}

.projectile-lab__reset {
    width: 100%;
    margin-top: 1.1rem;
}

@media (max-width: 820px) {
    .projectile-lab__workspace {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 560px) {
    .projectile-lab {
        width: min(100% - 1rem, 1180px);
    }

    .projectile-lab__header {
        display: block;
    }

    .projectile-lab__header > a {
        display: inline-block;
        margin-top: 0.8rem;
    }

    .projectile-lab__result {
        grid-template-columns: 1fr;
    }

    .projectile-lab__canvas svg {
        min-height: 260px;
    }
}