.rfk-finder {
    width: min(1120px, 92vw);
    margin: 32px auto 64px;
}

.upload-card,
.results-section {
    width: 100%;
    max-width: none;
    display: block;
    box-sizing: border-box;
}

.upload-card {
    padding: 24px;
    background: linear-gradient(135deg, #eef3f3, #dde6e6);
    border-radius: 16px;
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.2);
}

.drop-zone {
    min-height: 230px;
    box-sizing: border-box;
    border: 2px dashed #6f8888;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.55);
    color: #273a4d;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 9px;
    padding: 28px;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.2s ease, background-color 0.2s ease, transform 0.2s ease;
}

.drop-zone:hover,
.drop-zone.dragging {
    border-color: #126364;
    background: rgba(255, 255, 255, 0.8);
    transform: translateY(-2px);
}

.drop-zone input {
    display: none;
}

.drop-zone strong {
    font-size: 1.25em;
}

.drop-zone span:last-child {
    color: #5f6d72;
    font-size: 0.9em;
}

.upload-icon {
    width: 58px;
    height: 58px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, #273a4d, #126364);
    color: #fff;
    font-size: 2em;
    line-height: 1;
}

.selected-image {
    margin-top: 20px;
    display: grid;
    grid-template-columns: 120px minmax(0, 1fr);
    gap: 18px;
    align-items: center;
    padding: 14px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.62);
}

.selected-image[hidden] {
    display: none;
}

.selected-image img {
    width: 120px;
    height: 90px;
    border-radius: 9px;
    object-fit: cover;
    background: #ccd5d5;
}

.selected-details {
    min-width: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
}

.selected-details strong {
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: #273a4d;
}

.selected-details button {
    border: 0;
    border-radius: 7px;
    padding: 9px 13px;
    background: #273a4d;
    color: #fff;
    font: inherit;
    font-size: 0.82em;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.selected-details button:hover {
    background: #126364;
}

.status {
    margin: 18px 2px 0;
    color: #43545a;
    font-size: 0.86em;
}

.status.error {
    color: #8a2c2c;
}

.results-section {
    margin-top: 26px;
}

.results-heading {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 14px;
    color: #eef4f4;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.35);
}

.results-heading h2 {
    margin: 0;
    font-size: 1.35em;
}

.results-heading span {
    font-size: 0.72em;
    opacity: 0.9;
    text-align: right;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 16px;
}

.match-card {
    position: relative;
    overflow: hidden;
    border-radius: 13px;
    background: #edf2f2;
    color: #273a4d;
    text-decoration: none;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.23);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.match-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.28);
}

.match-card img {
    display: block;
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    background: #c9d2d2;
}

.match-rank {
    position: absolute;
    top: 9px;
    left: 9px;
    min-width: 30px;
    height: 30px;
    padding: 0 8px;
    box-sizing: border-box;
    display: grid;
    place-items: center;
    border-radius: 999px;
    background: rgba(22, 35, 44, 0.84);
    color: #fff;
    font-size: 0.75em;
    font-weight: bold;
    backdrop-filter: blur(4px);
}

.match-meta {
    padding: 11px 12px 13px;
}

.match-score {
    display: block;
    font-weight: bold;
    font-size: 0.9em;
}

.match-file {
    display: block;
    margin-top: 4px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: #627077;
    font-size: 0.68em;
}

@media screen and (max-width: 600px) {
    .rfk-finder {
        width: min(94vw, 1120px);
        margin-top: 22px;
    }

    .upload-card {
        padding: 15px;
    }

    .drop-zone {
        min-height: 195px;
        padding: 22px 14px;
    }

    .selected-image {
        grid-template-columns: 88px minmax(0, 1fr);
        gap: 12px;
    }

    .selected-image img {
        width: 88px;
        height: 72px;
    }

    .results-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 11px;
    }

    .results-heading {
        align-items: flex-end;
    }

    .match-meta {
        padding: 9px 10px 11px;
    }
}