body {
    background-color: #F9F8F4;
}
.my-s3-page-header {
    position: sticky;
    top: 0;
    z-index: 20;
    width: 100%;
    margin-bottom: 1.25rem;
    padding: 1rem 1.25rem;
    border: 1px solid #e6ebf2;
    border-radius: 1rem;
    background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.my-s3-page-header__left {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    min-width: 0;
}

.my-s3-page-header__brand {
    display: inline-flex;
    align-items: center;
    transition: transform 0.2s ease;
}

.my-s3-page-header__brand:hover {
    transform: translateY(-1px);
}

.my-s3-page-header__logo {
    height: 36px;
    width: auto;
    max-width: 180px;
    object-fit: contain;
    display: block;
}

.my-s3-page-header__copy {
    min-width: 0;
}

.my-s3-page-header__title {
    margin: 0;
    font-size: 1.15rem;
    line-height: 1.2;
    font-weight: 700;
    color: #0f172a;
}

.my-s3-page-header__subtitle {
    margin: 0.2rem 0 0;
    font-size: 0.9rem;
    color: #64748b;
}

.my-s3-page-header__badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    font-size: 0.78rem;
    letter-spacing: 0.02em;
    font-weight: 600;
    white-space: nowrap;
    color: #1d4ed8;
    background: #dbeafe;
    border: 1px solid #bfdbfe;
}

.my-s3-page-header__badge--viewer {
    color: #0f766e;
    background: #ccfbf1;
    border-color: #99f6e4;
}

.my-s3-browser {
    margin-top: 2.25rem;
}

.my-s3-browser .card {
    border: 1px solid #e6ebf2;
}

.my-s3-hero {
    padding: 1.25rem;
    border-radius: 1.25rem;
    background: linear-gradient(180deg, #f8fbff 0%, #ffffff 100%);
    border: 1px solid #e8eef7;
}

.my-s3-hero-meta .badge {
    font-weight: 500;
    color: #334155;
    background: #fff !important;
}

.my-s3-upload-card {
    background: linear-gradient(155deg, #ffffff 0%, #f8fbff 100%);
    border: 1px solid #e8eef7;
}

.my-s3-admin-badge {
    background: #1d4ed8;
    color: #fff;
    font-size: 0.72rem;
    letter-spacing: 0.02em;
}

.my-s3-help-text {
    padding: 0.5rem 0.85rem;
    border-radius: 999px;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
}

.my-s3-tabs .nav-link {
    border-radius: 999px;
    padding: 0.7rem 1.15rem;
    font-weight: 600;
    color: #334155;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    transition: all 0.2s ease;
}

.my-s3-tabs .nav-link:hover {
    background: #f1f5f9;
    color: #0f172a;
}

.my-s3-tabs .nav-link.active {
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 10px 24px rgba(37, 99, 235, 0.25);
}

.my-s3-toolbar {
    padding: 0.9rem;
    border-radius: 1rem;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
}

.my-s3-input-group .input-group-text {
    border-radius: 0.8rem 0 0 0.8rem;
    border-right: 0;
}

.my-s3-input-group .form-control {
    border-radius: 0 0.8rem 0.8rem 0;
    border-left: 0;
}

#myS3Search,
#myS3Sort {
    border-color: #d6dfeb;
}

#myS3Search:focus,
#myS3Sort:focus,
.my-s3-browser input[type="file"]:focus {
    border-color: #3b82f6;
    box-shadow: 0 0 0 0.2rem rgba(59, 130, 246, 0.18);
}

.my-s3-btn-primary {
    font-weight: 600;
    border: 0;
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
}

.my-s3-btn-danger {
    font-weight: 600;
}

.my-s3-selection-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
    padding: 0.75rem 1rem;
    border-radius: 0.9rem;
    background: #fff7ed;
    border: 1px solid #fed7aa;
    color: #9a3412;
}

.my-s3-card {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    border: 1px solid #e6ebf2;
}

.my-s3-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 32px rgba(15, 23, 42, 0.12) !important;
}

.my-s3-card-top {
    min-height: 30px;
}

.my-s3-check-wrap {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 1px solid #d0d8e5;
    background: #fff;
    cursor: pointer;
}

.my-s3-check-wrap input {
    opacity: 0;
    position: absolute;
    inset: 0;
    cursor: pointer;
}

.my-s3-check-wrap span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: transparent;
    transition: background 0.2s ease;
}

.my-s3-check-wrap input:checked + span {
    background: #2563eb;
}

.my-s3-thumb-wrap {
    padding: 0.75rem;
    background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
}

.my-s3-thumb {
    height: 220px;
    object-fit: cover;
    border-radius: 1rem;
    border: 1px solid #e2e8f0;
}

.my-s3-audio-card .card-body {
    padding-top: 0.25rem;
}

.my-s3-audio-icon {
    width: 64px;
    height: 64px;
    border-radius: 1rem;
    background: #eff6ff;
    color: #2563eb;
    font-size: 1.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.my-s3-card-btn {
    font-weight: 600;
}

.my-s3-card-btn-muted,
.my-s3-card-btn-danger {
    font-weight: 500;
}

.my-s3-empty-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto;
    border-radius: 1.25rem;
    background: #f8fafc;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}

.my-s3-state-card {
    border-radius: 1rem;
    background: #f8fafc;
    border: 1px dashed #d6dfeb;
}

#loadMore {
    min-width: 170px;
}

.my-s3-card audio {
    border-radius: 999px;
}

@media (max-width: 991px) {
    .my-s3-page-header {
        position: static;
    }

    .my-s3-hero {
        padding: 1rem;
    }

    .my-s3-toolbar {
        padding: 0.75rem;
    }
}

@media (max-width: 575px) {
    .my-s3-page-header {
        flex-direction: column;
        align-items: flex-start;
        padding: 0.9rem 1rem;
    }

    .my-s3-page-header__logo {
        height: 32px;
        max-width: 150px;
    }

    .my-s3-page-header__title {
        font-size: 1rem;
    }

    .my-s3-page-header__subtitle {
        font-size: 0.82rem;
    }

    .my-s3-tabs {
        width: 100%;
        display: grid;
        gap: 0.5rem;
        grid-template-columns: 1fr 1fr;
    }

    .my-s3-tabs .nav-item,
    .my-s3-tabs .nav-link {
        width: 100%;
        text-align: center;
    }

    #loadMore,
    .my-s3-btn-danger {
        width: 100%;
    }
}