/* ── YouTube Thumbnail Downloader ── */
.yt-input-row {
    display: flex;
    gap: 10px;
    align-items: stretch;
}

.yt-url-input {
    flex: 1;
    border: 2px solid rgba(3,29,54,.12);
    border-radius: 10px;
    padding: 10px 14px;
    font-size: 14px;
    outline: none;
    transition: border-color .2s;
    min-width: 0;
}

.yt-url-input:focus { border-color: var(--accent-color, #0A49A6); }

.yt-fetch-btn {
    margin: 0 !important;
    white-space: nowrap;
    padding-left: 20px;
    padding-right: 20px;
}

.yt-fetch-btn::before { display: none !important; }

/* Thumbnail grid */
.yt-thumb-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-top: 4px;
}

@media (max-width: 600px) {
    .yt-thumb-grid { grid-template-columns: 1fr; }
}

.yt-thumb-card {
    border: 1px solid rgba(3,29,54,.1);
    border-radius: 14px;
    overflow: hidden;
    background: var(--secondary-color, #F8F8F8);
    transition: box-shadow .2s;
}

.yt-thumb-card:hover { box-shadow: 0 6px 24px rgba(3,29,54,.1); }

.yt-thumb-img-wrap {
    position: relative;
    background: #1a1a2e;
    aspect-ratio: 16/9;
    overflow: hidden;
}

.yt-thumb-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.yt-thumb-not-available {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: #6b7a8d;
    font-size: 13px;
    flex-direction: column;
    gap: 6px;
}

.yt-thumb-info {
    padding: 10px 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.yt-thumb-label {
    font-size: 13px;
    font-weight: 700;
    color: var(--primary-color, #031D36);
}

.yt-thumb-res {
    font-size: 11px;
    color: #6b7a8d;
}

.yt-dl-btn {
    background: var(--accent-color, #0A49A6);
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 6px 14px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: opacity .2s;
    text-decoration: none;
    white-space: nowrap;
}

.yt-dl-btn:hover { opacity: .85; }
.yt-dl-btn:disabled { opacity: .4; cursor: not-allowed; }

.yt-video-id-display {
    background: rgba(3,29,54,.05);
    border-radius: 8px;
    padding: 8px 12px;
    font-size: 12px;
    color: #6b7a8d;
    margin-bottom: 14px;
    word-break: break-all;
}

.yt-video-id-display strong { color: var(--primary-color, #031D36); }