.trip-banner-container {
    position: relative;
    width: 100%;
    height: 160px;
    border-radius: 6px;
    overflow: hidden;
    margin-bottom: 15px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.15);
    background-color: #343a40;
}

.trip-banner-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.trip-banner-caption {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 7px;
    width: 92%;
    pointer-events: none;
}

.trip-banner-title {
    color: #ffffff;
    font-size: 1.5rem;
    font-weight: bold;
    text-shadow: none;
    width: fit-content;
    max-width: 100%;
    padding: 5px 22px;
    border-radius: 999px;
    background: #0a2540;
    text-align: center;
    margin: 0;
    box-sizing: border-box;
}
@media (max-width: 600px) {
    .trip-banner-title { font-size: 1.15rem; padding: 4px 16px; }
}

.trip-banner-upload-btn {
    position: absolute;
    bottom: 10px;
    right: 10px;
    background: rgba(0, 0, 0, 0.6);
    color: white;
    padding: 6px 12px;
    border-radius: 4px;
    font-size: 0.8rem;
    cursor: pointer;
    font-weight: bold;
    border: 1px solid rgba(255, 255, 255, 0.4);
    transition: background 0.2s;
}

.trip-banner-upload-btn:hover {
    background: rgba(0, 0, 0, 0.8);
}

.trip-info-title-field { display: flex; flex-direction: column; gap: 4px; margin-bottom: 10px; font-size: 0.8rem; font-weight: 700; color: #495057; }
.trip-info-title-input {
    width: 100%;
    box-sizing: border-box;
    padding: 6px 8px;
    border: 1px solid #ced4da;
    border-radius: 4px;
    background: #fff;
    color: #212529;
    font: inherit;
    font-weight: normal;
}
.trip-info-title-input:focus { border-color: #80bdff; outline: 2px solid rgba(0,123,255,0.25); }
.trip-info-editor[hidden],
.trip-info-source[hidden] { display: none; }
.trip-info-toolbar { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 8px; }
.trip-info-toolbar button,
.trip-info-image-button {
    padding: 6px 9px;
    border: 1px solid #ced4da;
    border-radius: 4px;
    background: #f8f9fa;
    color: #343a40;
    font: inherit;
    font-size: 0.8rem;
    cursor: pointer;
}
.trip-info-toolbar button:hover,
.trip-info-image-button:hover { background: #e9ecef; }
.trip-info-image-button input { display: none; }
.trip-info-editor,
.trip-info-source {
    display: block;
    width: 100%;
    min-height: 240px;
    box-sizing: border-box;
    padding: 12px;
    border: 1px solid #ced4da;
    border-radius: 4px;
    background: #fff;
    color: #333;
    font: 1rem/1.6 Arial, sans-serif;
}
.trip-info-editor { overflow-wrap: anywhere; }
.trip-info-editor:focus,
.trip-info-source:focus { outline: 2px solid rgba(0,123,255,0.35); border-color: #80bdff; }
.trip-info-source { resize: vertical; font-family: Consolas, monospace; font-size: 0.85rem; }
.trip-info-editor img { max-width: 100%; height: auto; }

@media (min-width: 768px) {
    body { padding: 20px 28px; }
    .search-form { flex-direction: row; flex-wrap: wrap; align-items: center; }
    .search-form input, .search-form select { width: auto; flex: 1; min-width: 150px; }
    .search-form button { width: auto; padding: 10px 20px; }
    .trip-card { flex-direction: row; justify-content: space-between; align-items: center; }
    .summary-bar { flex-direction: row; justify-content: space-between; text-align: left; }
}


/* Actions ajoutées après Book dans le sous-menu horizontal */
.sub-group-actions {
    gap: 15px;
}

/* Le bouton horizontal Sauver reprend exactement le pictogramme et le style
   .tool-save de la barre latérale ; il n'apparaît qu'en présence de changements. */
#sub-nav-save-btn .tool-save { display: flex; }
#sub-nav-save-btn:not(.visible) {
    display: none;
}