/* SATV+ · THUMBNAIL STUDIO — Componente nativo exclusivo del panel */
.thumbnail-studio {
    width: 100%;
    min-width: 0;
    padding: 13px;
    margin-top: 7px;
    background: linear-gradient(145deg, #121d31, #141a2a 65%, #0e1728);
    border: 1px solid #344763;
    border-radius: 13px;
    color: #e9f2ff;
    font-family: inherit;
}

.thumbnail-studio-head {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding-bottom: 12px;
}

.thumbnail-studio-kicker {
    color: #9abbef;
    font-size: 10px;
    letter-spacing: 1.35px;
    font-weight: 800;
}

.thumbnail-studio-type {
    font-size: 9px;
    letter-spacing: .5px;
    color: #8399b7;
}

.thumbnail-studio-drop {
    border: 1.5px dashed #526583;
    background: #17243a;
    width: 100%;
    min-height: 146px;
    display: grid;
    place-items: center;
    text-align: center;
    cursor: pointer;
    border-radius: 10px;
    position: relative;
    overflow: hidden;
    transition: background .2s, border-color .2s, box-shadow .2s;
}

.thumbnail-studio-drop:hover,
.thumbnail-studio-drop:focus-visible,
.thumbnail-studio.dragover .thumbnail-studio-drop {
    outline: none;
    border-color: #89baff;
    background: #1a3151;
    box-shadow: inset 0 0 0 1px #578deb;
}

.thumbnail-studio-placeholder {
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: center;
    padding: 20px 12px;
    pointer-events: none;
}

.thumbnail-studio-placeholder strong {
    font-size: 12px;
    font-weight: 700;
    color: #e5eefe;
    line-height: 1.4;
}

.thumbnail-studio-placeholder small {
    font-size: 10px;
    color: #92a9c5;
}

.thumbnail-studio-symbol {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    background: #2c4d7b;
    color: #cce4ff;
    border-radius: 12px;
    font-size: 24px;
}

.thumbnail-studio-preview {
    display: none;
    width: 100%;
    aspect-ratio: 16/9;
    max-height: 290px;
    position: relative;
    background: #090f1a;
}

.thumbnail-studio-preview img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.thumbnail-studio.has-preview .thumbnail-studio-preview {
    display: block;
}

.thumbnail-studio.has-preview .thumbnail-studio-placeholder {
    display: none;
}

.thumbnail-studio-controls {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 7px;
    margin-top: 12px;
}

.thumbnail-studio-controls button {
    min-height: 35px;
    padding: 8px 13px;
    border: 1px solid #476080;
    border-radius: 8px;
    cursor: pointer;
    color: #f4f9ff;
    font: inherit;
    font-size: 11px;
    font-weight: 700;
    background: #1d3458;
    transition: background .18s;
}

.thumbnail-studio-controls button:hover {
    background: #2b527f;
}

.thumbnail-studio-controls button.thumbnail-studio-choose {
    background: #315de1;
    border-color: #5e81ff;
}

.thumbnail-studio-controls button.thumbnail-studio-choose:hover {
    background: #4c77fa;
}

.thumbnail-studio-controls button.thumbnail-studio-remove {
    color: #ffced6;
    background: #352332;
    border-color: #82536a;
}

.thumbnail-studio-controls button[hidden],
.thumbnail-studio-progress[hidden] {
    display: none !important;
}

.thumbnail-studio-size {
    font-size: 10px;
    color: #96aed1;
    margin-left: auto;
    white-space: nowrap;
}

.thumbnail-studio-progress {
    width: 100%;
    background: #233553;
    overflow: hidden;
    height: 4px;
    margin-top: 10px;
    border-radius: 8px;
}

.thumbnail-studio-progress span {
    width: 0;
    display: block;
    height: 100%;
    background: linear-gradient(90deg, #4a83ff, #93c1ff);
    transition: width .3s;
}

.thumbnail-studio-status {
    margin: 10px 0 0;
    min-height: 15px;
    color: #8ebce7;
    font-size: 10px;
    line-height: 1.4;
    overflow-wrap: anywhere;
}

.thumbnail-studio-status.error {
    color: #ffadb6;
}

@media (max-width:550px) {
    .thumbnail-studio-head {
        gap: 4px;
    }

    .thumbnail-studio {
        padding: 9px;
    }

    .thumbnail-studio-size {
        margin-left: 0;
        width: 100%;
    }
}


/* Banner = thumbnail. Visual indicator only; no second upload or URL input. */
.banner-source-note {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 12px 14px;
    border: 1px solid #344763;
    border-radius: 10px;
    background: rgba(29, 52, 88, .24);
    color: #a7bedf;
    line-height: 1.45;
    font-size: 11px;
}

.banner-source-note strong {
    color: #cfe2ff;
    letter-spacing: .15px;
    font-size: 12px;
}

.banner-source-note span {
    color: #9eacc1;
}