body {
    background: var(--black);
    min-height: 100vh;
}

.admin-wrapper {
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 20px;
}

.admin-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 15px;
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--gray-dark);
}

.admin-header h1 {
    font-family: 'Oswald', sans-serif;
    font-size: 1.8rem;
}

.admin-header h1 i {
    color: var(--yellow);
    margin-right: 10px;
}

.admin-header-links {
    display: flex;
    gap: 20px;
    align-items: center;
}

.admin-header a {
    color: var(--gray-light);
    text-decoration: none;
    font-family: 'Oswald', sans-serif;
    text-transform: uppercase;
    font-size: 0.9rem;
    transition: color 0.3s;
}

.admin-header a:hover {
    color: var(--yellow);
}

/* Burger toggle (mobile) */
.admin-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
    z-index: 10001;
}

.admin-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--white);
    margin: 5px 0;
    transition: 0.3s;
}

.admin-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.admin-toggle.active span:nth-child(2) {
    opacity: 0;
}

.admin-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Login */
.login-box {
    max-width: 400px;
    margin: 120px auto;
    background: var(--gray-dark);
    padding: 40px;
    border-radius: 8px;
    border-top: 4px solid var(--yellow);
}

.login-box h2 {
    font-family: 'Oswald', sans-serif;
    text-align: center;
    margin-bottom: 25px;
    font-size: 1.6rem;
}

.login-box h2 i {
    color: var(--yellow);
}

.login-box input {
    width: 100%;
    padding: 12px 16px;
    background: var(--black-light);
    border: 1px solid var(--gray);
    border-radius: 4px;
    color: var(--white);
    font-size: 0.95rem;
    margin-bottom: 12px;
}

.login-box input:focus {
    outline: none;
    border-color: var(--yellow);
}

.login-box .btn-primary {
    width: 100%;
    text-align: center;
}

.login-error {
    color: var(--red);
    text-align: center;
    margin-top: 10px;
    font-size: 0.9rem;
    display: none;
}

/* Panels */
.admin-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.admin-tab {
    padding: 10px 20px;
    background: var(--gray-dark);
    border: 1px solid var(--gray);
    color: var(--gray-lighter);
    font-family: 'Oswald', sans-serif;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 0.9rem;
    white-space: nowrap;
}

.admin-tab.active,
.admin-tab:hover {
    background: var(--yellow);
    color: var(--black);
    border-color: var(--yellow);
}

.admin-panel {
    display: none;
}

.admin-panel.active {
    display: block;
}

/* Footer du menu burger (visible uniquement sur mobile) */
.admin-tabs-footer {
    display: none;
}

/* Panel header (titre + bouton Ajouter) */
.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 15px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.panel-header h3 {
    font-family: 'Oswald', sans-serif;
    font-size: 1.15rem;
    margin: 0;
}

.panel-header .btn-primary {
    padding: 8px 18px;
    font-size: 0.8rem;
    letter-spacing: 1px;
}

.panel-header .btn-primary:hover {
    transform: none;
    box-shadow: none;
}

@media (max-width: 600px) {
    .panel-header {
        flex-direction: column;
        align-items: stretch;
    }

    .panel-header .btn-primary {
        width: 100%;
        text-align: center;
    }
}

/* Upload form */
.upload-form {
    background: var(--gray-dark);
    padding: 25px;
    border-radius: 8px;
    margin-bottom: 30px;
    display: grid;
    gap: 12px;
}

.upload-form>* {
    min-width: 0;
    max-width: 100%;
}

.upload-form input[type="text"],
.upload-form input[type="email"],
.upload-form textarea {
    width: 100%;
    padding: 12px 16px;
    background: var(--black-light);
    border: 1px solid var(--gray);
    border-radius: 4px;
    color: var(--white);
    font-family: 'Roboto', sans-serif;
}

.upload-form input[type="file"] {
    color: var(--gray-lighter);
    width: 100%;
}

.upload-form textarea {
    resize: vertical;
    height: 80px;
}

.upload-form .btn-primary {
    padding: 10px 22px;
    font-size: 0.9rem;
    letter-spacing: 1px;
    justify-self: start;
}

.upload-form .btn-primary:hover {
    transform: none;
    box-shadow: none;
}

.upload-msg {
    font-size: 0.9rem;
    margin-top: 5px;
}

@media (max-width: 600px) {
    .upload-form {
        padding: 18px;
    }

    .upload-form .btn-primary {
        width: 100%;
        text-align: center;
    }
}

/* Photo grid admin */
.admin-photos {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 15px;
}

.admin-photo {
    position: relative;
    aspect-ratio: 4/3;
    border-radius: 6px;
    overflow: hidden;
    background: var(--gray-dark);
}

.admin-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.admin-photo .photo-actions {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s;
}

.admin-photo:hover .photo-actions {
    opacity: 1;
}

.admin-photo .photo-title {
    color: var(--yellow);
    font-family: 'Oswald', sans-serif;
    margin-bottom: 10px;
}

.btn-delete {
    padding: 8px 16px;
    background: var(--red);
    color: var(--white);
    border: none;
    border-radius: 4px;
    font-family: 'Oswald', sans-serif;
    text-transform: uppercase;
    cursor: pointer;
    font-size: 0.85rem;
}

.btn-delete:hover {
    opacity: 0.8;
}

/* Messages */
.msg-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.msg-card {
    background: var(--gray-dark);
    padding: 20px;
    border-radius: 8px;
    border-left: 4px solid var(--yellow);
}

.msg-card .msg-meta {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
    font-size: 0.85rem;
    color: var(--gray-light);
}

.msg-card .msg-meta strong {
    color: var(--yellow);
}

.msg-card .msg-body {
    color: var(--gray-lighter);
    line-height: 1.6;
}

.msg-card .msg-subject {
    font-family: 'Oswald', sans-serif;
    margin-bottom: 8px;
    font-size: 1.1rem;
}

/* Trainers admin */
.trainer-admin-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.trainer-admin-card {
    background: var(--gray-dark);
    border-radius: 8px;
    overflow: hidden;
    display: grid;
    grid-template-columns: 120px 1fr auto;
    align-items: center;
    border: 1px solid var(--gray);
    transition: border-color 0.3s;
}

.trainer-admin-card.inactive {
    opacity: 0.5;
}

.trainer-admin-card:hover {
    border-color: var(--yellow);
}

.trainer-admin-thumb {
    width: 120px;
    height: 120px;
    background: var(--black-light);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.trainer-admin-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.trainer-admin-thumb i {
    font-size: 2.5rem;
    color: var(--yellow);
    opacity: 0.4;
}

.trainer-admin-info {
    padding: 15px 20px;
}

.trainer-admin-info h4 {
    font-family: 'Oswald', sans-serif;
    font-size: 1.1rem;
    margin-bottom: 3px;
}

.trainer-admin-info .trainer-role {
    color: var(--yellow);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
    display: block;
}

.trainer-admin-info p {
    color: var(--gray-light);
    font-size: 0.9rem;
    line-height: 1.5;
}

.trainer-admin-actions {
    padding: 15px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.btn-small {
    padding: 6px 14px;
    border: none;
    border-radius: 4px;
    font-family: 'Oswald', sans-serif;
    text-transform: uppercase;
    font-size: 0.8rem;
    cursor: pointer;
    transition: opacity 0.3s;
    letter-spacing: 0.5px;
}

.btn-small:hover {
    opacity: 0.8;
}

.btn-toggle-on {
    background: var(--green);
    color: #fff;
}

.btn-toggle-off {
    background: var(--gray-medium);
    color: #fff;
}

.btn-edit {
    background: var(--yellow);
    color: var(--black);
}

.btn-small.btn-delete {
    padding: 6px 14px;
    font-size: 0.8rem;
}

/* Modal edit trainer */
.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(0, 0, 0, 0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
    overflow-y: auto;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-box {
    background: var(--gray-dark);
    border-radius: 8px;
    padding: 30px;
    width: 100%;
    max-width: 500px;
    max-height: calc(100vh - 40px);
    overflow-y: auto;
    border-top: 4px solid var(--yellow);
}

@media (max-width: 600px) {
    .modal-overlay {
        padding: 10px;
    }

    .modal-box {
        padding: 20px;
    }
}

.modal-box h3 {
    font-family: 'Oswald', sans-serif;
    font-size: 1.3rem;
    margin-bottom: 20px;
}

.modal-box input[type="text"],
.modal-box textarea {
    width: 100%;
    padding: 12px 16px;
    background: var(--black-light);
    border: 1px solid var(--gray);
    border-radius: 4px;
    color: var(--white);
    font-family: 'Roboto', sans-serif;
    margin-bottom: 12px;
    font-size: 0.95rem;
}

.modal-box input[type="file"] {
    color: var(--gray-lighter);
    margin-bottom: 12px;
}

.modal-box textarea {
    resize: vertical;
    height: 80px;
}

.modal-box input:focus,
.modal-box textarea:focus {
    outline: none;
    border-color: var(--yellow);
}

.modal-actions {
    display: flex;
    gap: 10px;
    margin-top: 15px;
}

.btn-cancel {
    padding: 10px 25px;
    background: var(--gray);
    color: var(--gray-lighter);
    border: none;
    border-radius: 4px;
    font-family: 'Oswald', sans-serif;
    text-transform: uppercase;
    cursor: pointer;
}

/* Horaires admin */
.horaire-admin-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.horaire-admin-row {
    background: var(--gray-dark);
    border-radius: 6px;
    padding: 15px 20px;
    display: grid;
    grid-template-columns: 100px 1fr 1fr 1fr auto;
    align-items: center;
    gap: 15px;
    border: 1px solid var(--gray);
    transition: border-color 0.3s;
}

.horaire-admin-row.inactive {
    opacity: 0.5;
}

.horaire-admin-row:hover {
    border-color: var(--yellow);
}

.horaire-admin-row .h-jour {
    font-family: 'Oswald', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
}

.horaire-admin-row .h-cell {
    color: var(--gray-lighter);
    font-size: 0.9rem;
}

.horaire-admin-row .h-actions {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.horaire-form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.horaire-form-grid .full {
    grid-column: 1 / -1;
}

.color-select {
    width: 100%;
    padding: 12px 16px;
    background: var(--black-light);
    border: 1px solid var(--gray);
    border-radius: 4px;
    color: var(--white);
    font-family: 'Roboto', sans-serif;
    font-size: 0.95rem;
}

.color-select:focus {
    outline: none;
    border-color: var(--yellow);
}

@media (max-width: 768px) {
    .horaire-admin-row {
        grid-template-columns: 1fr 1fr;
    }

    .horaire-admin-row .h-actions {
        grid-column: 1 / -1;
    }

    /* Burger mobile */
    .admin-toggle {
        display: block;
    }

    .admin-header h1 {
        font-size: 1.4rem;
    }

    .admin-header-links {
        display: none;
    }

    .admin-tabs {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--black-light);
        flex-direction: column;
        align-items: stretch;
        padding: 80px 20px 20px;
        margin-bottom: 0;
        gap: 8px;
        transition: right 0.3s ease;
        z-index: 10000;
        overflow-y: auto;
        flex-wrap: nowrap;
    }

    .admin-tabs.active {
        right: 0;
    }

    .admin-tab {
        text-align: left;
    }

    .admin-tabs-footer {
        display: flex;
        flex-direction: column;
        gap: 12px;
        margin-top: auto;
        padding-top: 20px;
        border-top: 1px solid var(--gray-dark);
    }

    .admin-tabs-footer a {
        color: var(--gray-light);
        text-decoration: none;
        font-family: 'Oswald', sans-serif;
        text-transform: uppercase;
        font-size: 0.9rem;
        padding: 8px 0;
        transition: color 0.3s;
    }

    .admin-tabs-footer a:hover {
        color: var(--yellow);
    }

    .admin-tabs-footer i {
        width: 20px;
        margin-right: 6px;
        color: var(--yellow);
    }
}

@media (max-width: 600px) {
    .trainer-admin-card {
        grid-template-columns: 1fr;
    }

    .trainer-admin-thumb {
        width: 100%;
        height: 150px;
    }

    .trainer-admin-actions {
        flex-direction: row;
        flex-wrap: wrap;
    }

    .horaire-admin-row {
        grid-template-columns: 1fr;
    }
}