/* Componentes compartidos: botones, íconos, formularios, confirmaciones, mensajes, estado vacío y botones de acción. */

/* Botones */

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 44px;
    padding: 0 22px;
    border-radius: 999px;
    text-decoration: none;
    font: inherit;
    font-weight: 700;
    font-size: 14px;
    cursor: pointer;
}

.button-primary {
    background-color: var(--color-primary);
    color: var(--color-on-color);
    border: 2px solid var(--color-primary);
}

.button-primary:hover {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
}

.button-secondary {
    color: var(--color-primary);
    background-color: var(--color-surface);
    border: 2px solid var(--color-primary);
}

.button-secondary:hover {
    background-color: var(--color-primary-soft);
}

/* Estado vacío */

.empty-state {
    padding: 50px 25px;
    text-align: center;
    background-color: var(--color-surface);
    border: 2px dashed var(--color-border);
    border-radius: var(--radius-md);
}

.empty-state h2 {
    margin: 0 0 8px;
    color: var(--color-text);
    font-size: 18px;
    font-weight: 800;
}

.empty-state p {
    margin: 0;
    color: var(--color-text-muted);
    font-size: 14px;
}


@keyframes item-in {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: none; }
}

/* Formularios */

.form-card {
    max-width: 820px;
    margin: 0 auto;
    padding: 36px 40px;
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    animation: item-in 0.35s ease-out backwards;
}

.form-card__header {
    margin-bottom: 28px;
    padding-bottom: 22px;
    border-bottom: 1px solid var(--color-border);
}

.form-card__label {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 999px;
    background-color: var(--color-accent-soft);
    color: var(--color-accent-dark);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 1.5px;
}

.form-card__header h1 {
    margin: 12px 0 6px;
    color: var(--color-text);
    font-size: 30px;
    font-weight: 900;
}

.form-card__header p {
    margin: 0;
    color: var(--color-text-muted);
    font-size: 15px;
}

.styled-form {
    display: flex;
    flex-direction: column;
    gap: 22px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    color: var(--color-text);
    font-size: 14px;
    font-weight: 700;
}

.form-control {
    width: 100%;
    min-height: 48px;
    padding: 12px 14px;
    border: 2px solid var(--color-border);
    border-radius: 10px;
    background-color: var(--color-bg);
    color: var(--color-text);
    font: inherit;
    font-size: 15px;
    outline: none;
    transition:
        border-color var(--transition),
        box-shadow var(--transition),
        background-color var(--transition);
}

.form-control::placeholder {
    color: var(--color-placeholder);
}

.form-control:hover {
    border-color: var(--color-border-strong);
}

.form-control:focus {
    border-color: var(--color-accent);
    background-color: var(--color-surface);
    box-shadow: 0 0 0 4px rgba(13, 148, 136, 0.18);
}


.form-control[aria-invalid="true"] {
    border-color: var(--color-danger);
    background-color: var(--color-surface);
}

/* Select con flecha propia */

select.form-control {
    appearance: none;
    padding-right: 42px;
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%235b6577' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
}

.form-control--textarea {
    resize: vertical;
    min-height: 140px;
    line-height: 1.6;
}

.form-help {
    color: var(--color-text-muted);
    font-size: 12px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
}

/* Carga de archivos */

.file-upload-box {
    position: relative;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    padding: 22px;
    border: 2px dashed #b9c7dd;
    border-radius: var(--radius-md);
    background-color: #f5f8ff;
    transition:
        border-color var(--transition),
        background-color var(--transition),
        transform var(--transition);
}

.file-upload-box:hover {
    border-color: var(--color-primary);
    background-color: var(--color-primary-soft);
}

.file-upload-box:focus-within {
    outline: 3px solid var(--color-focus);
    outline-offset: 3px;
}

/* Estados de la carga */

.file-upload-box--dragover {
    border-color: var(--color-accent);
    background-color: var(--color-accent-soft);
    transform: scale(1.01);
}

.file-upload-box--selected {
    border-style: solid;
    border-color: var(--color-success);
    background-color: var(--color-success-soft);
}

.file-upload-box--invalid {
    border-style: solid;
    border-color: var(--color-danger);
    background-color: var(--color-danger-soft);
}

.file-upload-box .form-file-input {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    max-width: 100%;
    opacity: 0;
    cursor: pointer;
    z-index: 1;
}

.file-upload-box__icon {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: var(--color-surface);
    color: var(--color-primary);
    box-shadow: var(--shadow-sm);
    transition:
        transform 0.3s ease,
        color var(--transition);
}

.file-upload-box:hover .file-upload-box__icon,
.file-upload-box--dragover .file-upload-box__icon {
    transform: translateY(-3px);
}

.file-upload-box--selected .file-upload-box__icon {
    color: var(--color-success-dark);
}

.file-upload-box--invalid .file-upload-box__icon {
    color: var(--color-danger);
}

.file-upload-box__text {
    flex: 1;
    min-width: 0;
    overflow-wrap: anywhere;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.file-upload-box__text strong {
    color: var(--color-text);
    font-size: 15px;
}

.file-upload-box__text span {
    color: var(--color-text-muted);
    font-size: 13px;
}

.file-upload-box--selected #file-upload-name {
    color: var(--color-success-dark);
    font-weight: 700;
}

.file-upload-box--invalid #file-upload-name {
    color: var(--color-danger);
    font-weight: 700;
}

.form-file-input {
    max-width: 260px;
    font-size: 13px;
}

.current-file {
    margin-top: 6px;
    color: var(--color-text-muted);
    font-size: 13px;
    overflow-wrap: anywhere;
}

.current-file a {
    color: var(--color-primary);
    font-weight: 700;
}

/* Errores */

.field-error,
.form-errors {
    color: var(--color-danger);
    font-size: 13px;
    font-weight: 600;
}

.form-errors {
    padding: 12px 16px;
    border: 1px solid var(--color-danger-border);
    border-left: 4px solid var(--color-danger);
    border-radius: var(--radius-sm);
    background-color: var(--color-danger-soft);
    animation: login-shake 0.4s ease-in-out;
}

.field-error ul,
.form-errors ul {
    margin: 0;
    padding-left: 18px;
}

/* Estado de envío */

.form-sending {
    margin: 0;
    padding: 14px 16px;
    border-radius: var(--radius-sm);
    background-color: var(--color-primary-soft);
    color: var(--color-primary-dark);
    font-size: 14px;
    font-weight: 700;
}

.form-sending[hidden] {
    display: none;
}

/* Barra de progreso indeterminada */

.form-sending::after {
    content: "";
    display: block;
    height: 4px;
    margin-top: 10px;
    border-radius: 999px;
    background-color: var(--color-primary-soft-hover);
    background-image: linear-gradient(90deg, transparent, var(--color-accent), transparent);
    background-size: 40% 100%;
    background-repeat: no-repeat;
    animation: progress-slide 1.2s ease-in-out infinite;
}

.button:disabled {
    cursor: progress;
    opacity: 0.8;
    transform: none;
    box-shadow: none;
}

/* Spinner dentro del botón mientras se envía */

.button--loading::before {
    content: "";
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.45);
    border-top-color: var(--color-on-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes progress-slide {
    from { background-position: -40% 0; }
    to { background-position: 140% 0; }
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Acciones del formulario */

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding-top: 22px;
    border-top: 1px solid var(--color-border);
}

@media (max-width: 650px) {
    .form-card {
        padding: 25px 20px;
    }

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

    .file-upload-box {
        align-items: flex-start;
        flex-direction: column;
    }

    .form-file-input {
        max-width: 100%;
    }

    .form-actions {
        flex-direction: column-reverse;
    }

    .form-actions button,
    .form-actions .button {
        width: 100%;
    }
}

/* Confirmaciones de eliminación */

.confirm-card {
    max-width: 560px;
    margin: 50px auto 0;
    padding: 40px 38px;
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-top: 5px solid var(--color-danger);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
    animation: item-in 0.35s ease-out backwards;
}

.confirm-card__icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: var(--color-danger-soft);
    color: var(--color-danger);
    animation: confirm-pop 0.5s ease-out 0.15s backwards;
}

.confirm-card h1 {
    margin: 0 0 12px;
    color: var(--color-text);
    font-size: 26px;
    font-weight: 900;
}

.confirm-card p {
    margin: 0 0 12px;
    color: var(--color-text-muted);
    font-size: 15px;
    line-height: 1.6;
}

.confirm-card p strong {
    color: var(--color-text);
    overflow-wrap: anywhere;
}

.confirm-card__warning {
    display: inline-block;
    margin-bottom: 28px;
    padding: 4px 12px;
    border-radius: 999px;
    background-color: var(--color-warning-soft);
    color: var(--color-warning-dark);
    font-size: 13px;
    font-weight: 700;
}

.confirm-card__actions {
    display: flex;
    justify-content: center;
    gap: 12px;
}

.button-danger {
    background-color: var(--color-danger);
    color: var(--color-on-color);
    border: 2px solid var(--color-danger);
}

.button-danger:hover {
    background-color: var(--color-danger-dark);
    border-color: var(--color-danger-dark);
}

@keyframes confirm-pop {
    0% { opacity: 0; transform: scale(0.6); }
    70% { transform: scale(1.1); }
    100% { opacity: 1; transform: scale(1); }
}

@media (max-width: 600px) {
    .confirm-card {
        margin-top: 30px;
        padding: 28px 20px;
    }

    .confirm-card__actions {
        flex-direction: column;
    }
}

/* Íconos SVG */

.icon {
    width: 20px;
    height: 20px;
    display: inline-block;
    flex-shrink: 0;
    vertical-align: middle;
    fill: none;
}

.icon--small {
    width: 17px;
    height: 17px;
}

.icon--medium {
    width: 24px;
    height: 24px;
}

.icon--large {
    width: 30px;
    height: 30px;
}

.icon--primary {
    color: var(--color-primary);
}

/* Mensajes del sistema */

.system-message {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 22px;
    padding: 14px 18px;
    border: 1px solid transparent;
    border-left-width: 4px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    animation: alert-in 0.4s ease-out both;
}

.system-message::before {
    flex-shrink: 0;
    width: 22px;
    height: 22px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: var(--color-on-color);
    font-size: 13px;
    font-weight: 900;
}

.system-message--success {
    background-color: var(--color-success-soft);
    border-color: var(--color-success-border);
    border-left-color: var(--color-success);
    color: var(--color-success-dark);
}

.system-message--success::before {
    content: "✓";
    background-color: var(--color-success);
}

.system-message--error {
    background-color: var(--color-danger-soft);
    border-color: var(--color-danger-border);
    border-left-color: var(--color-danger);
    color: var(--color-danger);
}

.system-message--error::before {
    content: "!";
    background-color: var(--color-danger);
}

/* Botones de acción */

.content-action {
    min-height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 0 14px;
    border-radius: 999px;
    text-decoration: none;
    font-size: 12px;
    font-weight: 700;
    transition:
        background-color var(--transition),
        border-color var(--transition),
        color var(--transition),
        box-shadow var(--transition),
        transform var(--transition);
}

.content-action:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

/* Ver */

.content-action--view {
    color: var(--color-primary);
    background-color: var(--color-primary-soft);
    border: 1px solid #d4e2ff;
}

.content-action--view:hover {
    background-color: var(--color-primary-soft-hover);
}

/* Reproducir */

.content-action--primary {
    color: var(--color-on-color);
    background-color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

.content-action--primary:hover {
    background-color: var(--color-primary-dark);
}

/* Descargar */

.content-action--download {
    color: var(--color-success-dark);
    background-color: var(--color-success-soft);
    border: 1px solid var(--color-success-border);
}

.content-action--download:hover {
    background-color: #d4f0de;
}

/* Editar */

.content-action--edit {
    color: var(--color-warning-dark);
    background-color: var(--color-warning-soft);
    border: 1px solid #f6dca6;
}

.content-action--edit:hover {
    background-color: #ffe9bd;
}

/* Eliminar */

.content-action--delete {
    color: var(--color-danger);
    background-color: var(--color-danger-soft);
    border: 1px solid var(--color-danger-border);
}

.content-action--delete:hover {
    background-color: #fadbd7;
}

.content-actions .button-primary {
    min-height: 46px;
    padding: 0 22px;
    box-shadow: 0 4px 12px rgba(31, 95, 191, 0.25);
}

.content-actions .button-primary:hover {
    box-shadow: 0 8px 18px rgba(31, 95, 191, 0.32);
}